25725505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 36384768

約数和(自身を除く): 10659263

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 751, 1105, 2015, 2635, 3755, 6851, 9763, 12767, 23281, 34255, 48815, 63835, 116405, 165971, 302653, 395777, 829855, 1513265, 1978885, 5145101, 25725505]

約数ペア:

[(1, 25725505), (5, 5145101), (13, 1978885), (17, 1513265), (31, 829855), (65, 395777), (85, 302653), (155, 165971), (221, 116405), (403, 63835), (527, 48815), (751, 34255), (1105, 23281), (2015, 12767), (2635, 9763), (3755, 6851)]