90964575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 177519888

約数和(自身を除く): 86555313

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 137, 195, 225, 227, 325, 411, 585, 681, 685, 975, 1135, 1233, 1781, 2043, 2055, 2925, 2951, 3405, 3425, 5343, 5675, 6165, 8853, 8905, 10215, 10275, 14755, 16029, 17025, 26559, 26715, 30825, 31099, 44265, 44525, 51075, 73775, 80145, 93297, 132795, 133575, 155495, 221325, 279891, 400725, 404287, 466485, 663975, 777475, 1212861, 1399455, 2021435, 2332425, 3638583, 6064305, 6997275, 10107175, 18192915, 30321525, 90964575]

約数ペア:

[(1, 90964575), (3, 30321525), (5, 18192915), (9, 10107175), (13, 6997275), (15, 6064305), (25, 3638583), (39, 2332425), (45, 2021435), (65, 1399455), (75, 1212861), (117, 777475), (137, 663975), (195, 466485), (225, 404287), (227, 400725), (325, 279891), (411, 221325), (585, 155495), (681, 133575), (685, 132795), (975, 93297), (1135, 80145), (1233, 73775), (1781, 51075), (2043, 44525), (2055, 44265), (2925, 31099), (2951, 30825), (3405, 26715), (3425, 26559), (5343, 17025), (5675, 16029), (6165, 14755), (8853, 10275), (8905, 10215)]