40615425

素因数分解:

$3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:700

約数の個数: 60

約数和(自身を含む): 77780736

約数和(自身を除く): 37165311

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 279, 405, 465, 647, 675, 775, 837, 1395, 1941, 2025, 2325, 2511, 3235, 4185, 5823, 6975, 9705, 12555, 16175, 17469, 20057, 20925, 29115, 48525, 52407, 60171, 62775, 87345, 100285, 145575, 180513, 262035, 300855, 436725, 501425, 541539, 902565, 1310175, 1504275, 1624617, 2707695, 4512825, 8123085, 13538475, 40615425]

約数ペア:

[(1, 40615425), (3, 13538475), (5, 8123085), (9, 4512825), (15, 2707695), (25, 1624617), (27, 1504275), (31, 1310175), (45, 902565), (75, 541539), (81, 501425), (93, 436725), (135, 300855), (155, 262035), (225, 180513), (279, 145575), (405, 100285), (465, 87345), (647, 62775), (675, 60171), (775, 52407), (837, 48525), (1395, 29115), (1941, 20925), (2025, 20057), (2325, 17469), (2511, 16175), (3235, 12555), (4185, 9705), (5823, 6975)]