31313625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 60702720

約数和(自身を除く): 29389095

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 79, 105, 125, 151, 175, 237, 375, 395, 453, 525, 553, 755, 875, 1057, 1185, 1659, 1975, 2265, 2625, 2765, 3171, 3775, 5285, 5925, 8295, 9875, 11325, 11929, 13825, 15855, 18875, 26425, 29625, 35787, 41475, 56625, 59645, 69125, 79275, 83503, 132125, 178935, 207375, 250509, 298225, 396375, 417515, 894675, 1252545, 1491125, 2087575, 4473375, 6262725, 10437875, 31313625]

約数ペア:

[(1, 31313625), (3, 10437875), (5, 6262725), (7, 4473375), (15, 2087575), (21, 1491125), (25, 1252545), (35, 894675), (75, 417515), (79, 396375), (105, 298225), (125, 250509), (151, 207375), (175, 178935), (237, 132125), (375, 83503), (395, 79275), (453, 69125), (525, 59645), (553, 56625), (755, 41475), (875, 35787), (1057, 29625), (1185, 26425), (1659, 18875), (1975, 15855), (2265, 13825), (2625, 11929), (2765, 11325), (3171, 9875), (3775, 8295), (5285, 5925)]