81440625

素因数分解:

$3^1\times 5^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 166489344

約数和(自身を除く): 85048719

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 73, 75, 85, 105, 119, 125, 175, 219, 255, 357, 365, 375, 425, 511, 525, 595, 625, 875, 1095, 1241, 1275, 1533, 1785, 1825, 1875, 2125, 2555, 2625, 2975, 3125, 3723, 4375, 5475, 6205, 6375, 7665, 8687, 8925, 9125, 9375, 10625, 12775, 13125, 14875, 18615, 21875, 26061, 27375, 31025, 31875, 38325, 43435, 44625, 45625, 53125, 63875, 65625, 74375, 93075, 130305, 136875, 155125, 159375, 191625, 217175, 223125, 228125, 319375, 371875, 465375, 651525, 684375, 775625, 958125, 1085875, 1115625, 1596875, 2326875, 3257625, 3878125, 4790625, 5429375, 11634375, 16288125, 27146875, 81440625]

約数ペア:

[(1, 81440625), (3, 27146875), (5, 16288125), (7, 11634375), (15, 5429375), (17, 4790625), (21, 3878125), (25, 3257625), (35, 2326875), (51, 1596875), (73, 1115625), (75, 1085875), (85, 958125), (105, 775625), (119, 684375), (125, 651525), (175, 465375), (219, 371875), (255, 319375), (357, 228125), (365, 223125), (375, 217175), (425, 191625), (511, 159375), (525, 155125), (595, 136875), (625, 130305), (875, 93075), (1095, 74375), (1241, 65625), (1275, 63875), (1533, 53125), (1785, 45625), (1825, 44625), (1875, 43435), (2125, 38325), (2555, 31875), (2625, 31025), (2975, 27375), (3125, 26061), (3723, 21875), (4375, 18615), (5475, 14875), (6205, 13125), (6375, 12775), (7665, 10625), (8687, 9375), (8925, 9125)]