1900570725

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{3391}}^1$

素因数の和:3507

約数の個数: 72

約数和(自身を含む): 3543201792

約数和(自身を除く): 1642631067

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 53, 75, 141, 159, 225, 235, 265, 423, 477, 705, 795, 1175, 1325, 2115, 2385, 2491, 3391, 3525, 3975, 7473, 10173, 10575, 11925, 12455, 16955, 22419, 30519, 37365, 50865, 62275, 84775, 112095, 152595, 159377, 179723, 186825, 254325, 478131, 539169, 560475, 762975, 796885, 898615, 1434393, 1617507, 2390655, 2695845, 3984425, 4493075, 7171965, 8087535, 8446981, 11953275, 13479225, 25340943, 35859825, 40437675, 42234905, 76022829, 126704715, 211174525, 380114145, 633523575, 1900570725]

約数ペア:

[(1, 1900570725), (3, 633523575), (5, 380114145), (9, 211174525), (15, 126704715), (25, 76022829), (45, 42234905), (47, 40437675), (53, 35859825), (75, 25340943), (141, 13479225), (159, 11953275), (225, 8446981), (235, 8087535), (265, 7171965), (423, 4493075), (477, 3984425), (705, 2695845), (795, 2390655), (1175, 1617507), (1325, 1434393), (2115, 898615), (2385, 796885), (2491, 762975), (3391, 560475), (3525, 539169), (3975, 478131), (7473, 254325), (10173, 186825), (10575, 179723), (11925, 159377), (12455, 152595), (16955, 112095), (22419, 84775), (30519, 62275), (37365, 50865)]