18239553025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{4561}}^1\times {\mathrm{8419}}^1$

素因数の和:13009

約数の個数: 24

約数和(自身を含む): 23815464800

約数和(自身を除く): 5575911775

約数列:

[1, 5, 19, 25, 95, 475, 4561, 8419, 22805, 42095, 86659, 114025, 159961, 210475, 433295, 799805, 2166475, 3999025, 38399059, 191995295, 729582121, 959976475, 3647910605, 18239553025]

約数ペア:

[(1, 18239553025), (5, 3647910605), (19, 959976475), (25, 729582121), (95, 191995295), (475, 38399059), (4561, 3999025), (8419, 2166475), (22805, 799805), (42095, 433295), (86659, 210475), (114025, 159961)]