51253875

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{1571}}^1$

素因数の和:1621

約数の個数: 48

約数和(自身を含む): 95640480

約数和(自身を除く): 44386605

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 125, 145, 225, 261, 375, 435, 725, 1125, 1305, 1571, 2175, 3625, 4713, 6525, 7855, 10875, 14139, 23565, 32625, 39275, 45559, 70695, 117825, 136677, 196375, 227795, 353475, 410031, 589125, 683385, 1138975, 1767375, 2050155, 3416925, 5694875, 10250775, 17084625, 51253875]

約数ペア:

[(1, 51253875), (3, 17084625), (5, 10250775), (9, 5694875), (15, 3416925), (25, 2050155), (29, 1767375), (45, 1138975), (75, 683385), (87, 589125), (125, 410031), (145, 353475), (225, 227795), (261, 196375), (375, 136677), (435, 117825), (725, 70695), (1125, 45559), (1305, 39275), (1571, 32625), (2175, 23565), (3625, 14139), (4713, 10875), (6525, 7855)]