23990125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 31868928

約数和(自身を除く): 7878803

約数列:

[1, 5, 25, 31, 41, 125, 151, 155, 205, 755, 775, 1025, 1271, 3775, 3875, 4681, 5125, 6191, 6355, 18875, 23405, 30955, 31775, 117025, 154775, 158875, 191921, 585125, 773875, 959605, 4798025, 23990125]

約数ペア:

[(1, 23990125), (5, 4798025), (25, 959605), (31, 773875), (41, 585125), (125, 191921), (151, 158875), (155, 154775), (205, 117025), (755, 31775), (775, 30955), (1025, 23405), (1271, 18875), (3775, 6355), (3875, 6191), (4681, 5125)]