389214800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 180

約数和(自身を含む): 1054659060

約数和(自身を除く): 665444260

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 29, 40, 50, 52, 58, 65, 80, 89, 100, 104, 116, 130, 145, 178, 200, 208, 232, 260, 290, 325, 356, 377, 400, 445, 464, 520, 580, 650, 712, 725, 754, 841, 890, 1040, 1157, 1160, 1300, 1424, 1450, 1508, 1682, 1780, 1885, 2225, 2314, 2320, 2581, 2600, 2900, 3016, 3364, 3560, 3770, 4205, 4450, 4628, 5162, 5200, 5785, 5800, 6032, 6728, 7120, 7540, 8410, 8900, 9256, 9425, 10324, 10933, 11570, 11600, 12905, 13456, 15080, 16820, 17800, 18512, 18850, 20648, 21025, 21866, 23140, 25810, 28925, 30160, 33553, 33640, 35600, 37700, 41296, 42050, 43732, 46280, 51620, 54665, 57850, 64525, 67106, 67280, 74849, 75400, 84100, 87464, 92560, 103240, 109330, 115700, 129050, 134212, 149698, 150800, 167765, 168200, 174928, 206480, 218660, 231400, 258100, 268424, 273325, 299396, 335530, 336400, 374245, 437320, 462800, 516200, 536848, 546650, 598792, 671060, 748490, 838825, 874640, 973037, 1032400, 1093300, 1197584, 1342120, 1496980, 1677650, 1871225, 1946074, 2186600, 2684240, 2993960, 3355300, 3742450, 3892148, 4373200, 4865185, 5987920, 6710600, 7484900, 7784296, 9730370, 13421200, 14969800, 15568592, 19460740, 24325925, 29939600, 38921480, 48651850, 77842960, 97303700, 194607400, 389214800]

約数ペア:

[(1, 389214800), (2, 194607400), (4, 97303700), (5, 77842960), (8, 48651850), (10, 38921480), (13, 29939600), (16, 24325925), (20, 19460740), (25, 15568592), (26, 14969800), (29, 13421200), (40, 9730370), (50, 7784296), (52, 7484900), (58, 6710600), (65, 5987920), (80, 4865185), (89, 4373200), (100, 3892148), (104, 3742450), (116, 3355300), (130, 2993960), (145, 2684240), (178, 2186600), (200, 1946074), (208, 1871225), (232, 1677650), (260, 1496980), (290, 1342120), (325, 1197584), (356, 1093300), (377, 1032400), (400, 973037), (445, 874640), (464, 838825), (520, 748490), (580, 671060), (650, 598792), (712, 546650), (725, 536848), (754, 516200), (841, 462800), (890, 437320), (1040, 374245), (1157, 336400), (1160, 335530), (1300, 299396), (1424, 273325), (1450, 268424), (1508, 258100), (1682, 231400), (1780, 218660), (1885, 206480), (2225, 174928), (2314, 168200), (2320, 167765), (2581, 150800), (2600, 149698), (2900, 134212), (3016, 129050), (3364, 115700), (3560, 109330), (3770, 103240), (4205, 92560), (4450, 87464), (4628, 84100), (5162, 75400), (5200, 74849), (5785, 67280), (5800, 67106), (6032, 64525), (6728, 57850), (7120, 54665), (7540, 51620), (8410, 46280), (8900, 43732), (9256, 42050), (9425, 41296), (10324, 37700), (10933, 35600), (11570, 33640), (11600, 33553), (12905, 30160), (13456, 28925), (15080, 25810), (16820, 23140), (17800, 21866), (18512, 21025), (18850, 20648)]