210516125

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2054

約数の個数: 32

約数和(自身を含む): 281698560

約数和(自身を除く): 71182435

約数列:

[1, 5, 23, 25, 37, 115, 125, 185, 575, 851, 925, 1979, 2875, 4255, 4625, 9895, 21275, 45517, 49475, 73223, 106375, 227585, 247375, 366115, 1137925, 1684129, 1830575, 5689625, 8420645, 9152875, 42103225, 210516125]

約数ペア:

[(1, 210516125), (5, 42103225), (23, 9152875), (25, 8420645), (37, 5689625), (115, 1830575), (125, 1684129), (185, 1137925), (575, 366115), (851, 247375), (925, 227585), (1979, 106375), (2875, 73223), (4255, 49475), (4625, 45517), (9895, 21275)]