2531325900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 216

約数和(自身を含む): 7741726720

約数和(自身を除く): 5210400820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 79, 87, 100, 116, 127, 145, 150, 158, 174, 237, 254, 290, 300, 316, 348, 381, 395, 435, 474, 508, 580, 635, 725, 762, 790, 841, 870, 948, 1185, 1270, 1450, 1524, 1580, 1682, 1740, 1905, 1975, 2175, 2291, 2370, 2523, 2540, 2900, 3175, 3364, 3683, 3810, 3950, 4205, 4350, 4582, 4740, 5046, 5925, 6350, 6873, 7366, 7620, 7900, 8410, 8700, 9164, 9525, 10033, 10092, 11049, 11455, 11850, 12615, 12700, 13746, 14732, 16820, 18415, 19050, 20066, 21025, 22098, 22910, 23700, 25230, 27492, 30099, 34365, 36830, 38100, 40132, 42050, 44196, 45820, 50165, 50460, 55245, 57275, 60198, 63075, 66439, 68730, 73660, 84100, 92075, 100330, 106807, 110490, 114550, 120396, 126150, 132878, 137460, 150495, 171825, 184150, 199317, 200660, 213614, 220980, 229100, 250825, 252300, 265756, 276225, 290957, 300990, 320421, 332195, 343650, 368300, 398634, 427228, 501650, 534035, 552450, 581914, 601980, 640842, 664390, 687300, 752475, 797268, 872871, 996585, 1003300, 1068070, 1104900, 1163828, 1281684, 1328780, 1454785, 1504950, 1602105, 1660975, 1745742, 1993170, 2136140, 2670175, 2909570, 3009900, 3204210, 3321950, 3491484, 3986340, 4364355, 4982925, 5340350, 5819140, 6408420, 6643900, 7273925, 8010525, 8437753, 8728710, 9965850, 10680700, 14547850, 16021050, 16875506, 17457420, 19931700, 21821775, 25313259, 29095700, 32042100, 33751012, 42188765, 43643550, 50626518, 84377530, 87287100, 101253036, 126566295, 168755060, 210943825, 253132590, 421887650, 506265180, 632831475, 843775300, 1265662950, 2531325900]

約数ペア:

[(1, 2531325900), (2, 1265662950), (3, 843775300), (4, 632831475), (5, 506265180), (6, 421887650), (10, 253132590), (12, 210943825), (15, 168755060), (20, 126566295), (25, 101253036), (29, 87287100), (30, 84377530), (50, 50626518), (58, 43643550), (60, 42188765), (75, 33751012), (79, 32042100), (87, 29095700), (100, 25313259), (116, 21821775), (127, 19931700), (145, 17457420), (150, 16875506), (158, 16021050), (174, 14547850), (237, 10680700), (254, 9965850), (290, 8728710), (300, 8437753), (316, 8010525), (348, 7273925), (381, 6643900), (395, 6408420), (435, 5819140), (474, 5340350), (508, 4982925), (580, 4364355), (635, 3986340), (725, 3491484), (762, 3321950), (790, 3204210), (841, 3009900), (870, 2909570), (948, 2670175), (1185, 2136140), (1270, 1993170), (1450, 1745742), (1524, 1660975), (1580, 1602105), (1682, 1504950), (1740, 1454785), (1905, 1328780), (1975, 1281684), (2175, 1163828), (2291, 1104900), (2370, 1068070), (2523, 1003300), (2540, 996585), (2900, 872871), (3175, 797268), (3364, 752475), (3683, 687300), (3810, 664390), (3950, 640842), (4205, 601980), (4350, 581914), (4582, 552450), (4740, 534035), (5046, 501650), (5925, 427228), (6350, 398634), (6873, 368300), (7366, 343650), (7620, 332195), (7900, 320421), (8410, 300990), (8700, 290957), (9164, 276225), (9525, 265756), (10033, 252300), (10092, 250825), (11049, 229100), (11455, 220980), (11850, 213614), (12615, 200660), (12700, 199317), (13746, 184150), (14732, 171825), (16820, 150495), (18415, 137460), (19050, 132878), (20066, 126150), (21025, 120396), (22098, 114550), (22910, 110490), (23700, 106807), (25230, 100330), (27492, 92075), (30099, 84100), (34365, 73660), (36830, 68730), (38100, 66439), (40132, 63075), (42050, 60198), (44196, 57275), (45820, 55245), (50165, 50460)]