20056075

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:184

約数の個数: 36

約数和(自身を含む): 27775008

約数和(自身を除く): 7718933

約数列:

[1, 5, 13, 25, 47, 65, 101, 169, 235, 325, 505, 611, 845, 1175, 1313, 2525, 3055, 4225, 4747, 6565, 7943, 15275, 17069, 23735, 32825, 39715, 61711, 85345, 118675, 198575, 308555, 426725, 802243, 1542775, 4011215, 20056075]

約数ペア:

[(1, 20056075), (5, 4011215), (13, 1542775), (25, 802243), (47, 426725), (65, 308555), (101, 198575), (169, 118675), (235, 85345), (325, 61711), (505, 39715), (611, 32825), (845, 23735), (1175, 17069), (1313, 15275), (2525, 7943), (3055, 6565), (4225, 4747)]