65880100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 178488576

約数和(自身を除く): 112608476

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 25, 26, 34, 44, 50, 52, 55, 65, 68, 85, 100, 110, 130, 143, 170, 187, 220, 221, 260, 271, 275, 286, 325, 340, 374, 425, 442, 542, 550, 572, 650, 715, 748, 850, 884, 935, 1084, 1100, 1105, 1300, 1355, 1430, 1700, 1870, 2210, 2431, 2710, 2860, 2981, 3523, 3575, 3740, 4420, 4607, 4675, 4862, 5420, 5525, 5962, 6775, 7046, 7150, 9214, 9350, 9724, 11050, 11924, 12155, 13550, 14092, 14300, 14905, 17615, 18428, 18700, 22100, 23035, 24310, 27100, 29810, 35230, 38753, 46070, 48620, 50677, 59620, 59891, 60775, 70460, 74525, 77506, 88075, 92140, 101354, 115175, 119782, 121550, 149050, 155012, 176150, 193765, 202708, 230350, 239564, 243100, 253385, 298100, 299455, 352300, 387530, 460700, 506770, 598910, 658801, 775060, 968825, 1013540, 1197820, 1266925, 1317602, 1497275, 1937650, 2533850, 2635204, 2994550, 3294005, 3875300, 5067700, 5989100, 6588010, 13176020, 16470025, 32940050, 65880100]

約数ペア:

[(1, 65880100), (2, 32940050), (4, 16470025), (5, 13176020), (10, 6588010), (11, 5989100), (13, 5067700), (17, 3875300), (20, 3294005), (22, 2994550), (25, 2635204), (26, 2533850), (34, 1937650), (44, 1497275), (50, 1317602), (52, 1266925), (55, 1197820), (65, 1013540), (68, 968825), (85, 775060), (100, 658801), (110, 598910), (130, 506770), (143, 460700), (170, 387530), (187, 352300), (220, 299455), (221, 298100), (260, 253385), (271, 243100), (275, 239564), (286, 230350), (325, 202708), (340, 193765), (374, 176150), (425, 155012), (442, 149050), (542, 121550), (550, 119782), (572, 115175), (650, 101354), (715, 92140), (748, 88075), (850, 77506), (884, 74525), (935, 70460), (1084, 60775), (1100, 59891), (1105, 59620), (1300, 50677), (1355, 48620), (1430, 46070), (1700, 38753), (1870, 35230), (2210, 29810), (2431, 27100), (2710, 24310), (2860, 23035), (2981, 22100), (3523, 18700), (3575, 18428), (3740, 17615), (4420, 14905), (4607, 14300), (4675, 14092), (4862, 13550), (5420, 12155), (5525, 11924), (5962, 11050), (6775, 9724), (7046, 9350), (7150, 9214)]