25177945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 36484560

約数和(自身を除く): 11306615

約数列:

[1, 5, 13, 19, 29, 37, 65, 95, 145, 185, 247, 361, 377, 481, 551, 703, 1073, 1235, 1805, 1885, 2405, 2755, 3515, 4693, 5365, 7163, 9139, 10469, 13357, 13949, 20387, 23465, 35815, 45695, 52345, 66785, 69745, 101935, 136097, 173641, 265031, 387353, 680485, 868205, 1325155, 1936765, 5035589, 25177945]

約数ペア:

[(1, 25177945), (5, 5035589), (13, 1936765), (19, 1325155), (29, 868205), (37, 680485), (65, 387353), (95, 265031), (145, 173641), (185, 136097), (247, 101935), (361, 69745), (377, 66785), (481, 52345), (551, 45695), (703, 35815), (1073, 23465), (1235, 20387), (1805, 13949), (1885, 13357), (2405, 10469), (2755, 9139), (3515, 7163), (4693, 5365)]