78281425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1699}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 103292000

約数和(自身を除く): 25010575

約数列:

[1, 5, 19, 25, 95, 97, 475, 485, 1699, 1843, 2425, 8495, 9215, 32281, 42475, 46075, 161405, 164803, 807025, 824015, 3131257, 4120075, 15656285, 78281425]

約数ペア:

[(1, 78281425), (5, 15656285), (19, 4120075), (25, 3131257), (95, 824015), (97, 807025), (475, 164803), (485, 161405), (1699, 46075), (1843, 42475), (2425, 32281), (8495, 9215)]