28835625

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{13}}^3$

素因数の和:69

約数の個数: 80

約数和(自身を含む): 59480960

約数和(自身を除く): 30645335

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 125, 169, 175, 195, 273, 325, 375, 455, 507, 525, 625, 845, 875, 975, 1183, 1365, 1625, 1875, 2197, 2275, 2535, 2625, 3549, 4225, 4375, 4875, 5915, 6591, 6825, 8125, 10985, 11375, 12675, 13125, 15379, 17745, 21125, 24375, 29575, 32955, 34125, 46137, 54925, 56875, 63375, 76895, 88725, 105625, 147875, 164775, 170625, 230685, 274625, 316875, 384475, 443625, 739375, 823875, 1153425, 1373125, 1922375, 2218125, 4119375, 5767125, 9611875, 28835625]

約数ペア:

[(1, 28835625), (3, 9611875), (5, 5767125), (7, 4119375), (13, 2218125), (15, 1922375), (21, 1373125), (25, 1153425), (35, 823875), (39, 739375), (65, 443625), (75, 384475), (91, 316875), (105, 274625), (125, 230685), (169, 170625), (175, 164775), (195, 147875), (273, 105625), (325, 88725), (375, 76895), (455, 63375), (507, 56875), (525, 54925), (625, 46137), (845, 34125), (875, 32955), (975, 29575), (1183, 24375), (1365, 21125), (1625, 17745), (1875, 15379), (2197, 13125), (2275, 12675), (2535, 11375), (2625, 10985), (3549, 8125), (4225, 6825), (4375, 6591), (4875, 5915)]