71484985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 103899600

約数和(自身を除く): 32414615

約数列:

[1, 5, 11, 13, 55, 61, 65, 121, 143, 149, 305, 605, 671, 715, 745, 793, 1573, 1639, 1937, 3355, 3965, 7381, 7865, 8195, 8723, 9089, 9685, 18029, 21307, 36905, 43615, 45445, 90145, 95953, 99979, 106535, 118157, 234377, 479765, 499895, 590785, 1099769, 1171885, 1299727, 5498845, 6498635, 14296997, 71484985]

約数ペア:

[(1, 71484985), (5, 14296997), (11, 6498635), (13, 5498845), (55, 1299727), (61, 1171885), (65, 1099769), (121, 590785), (143, 499895), (149, 479765), (305, 234377), (605, 118157), (671, 106535), (715, 99979), (745, 95953), (793, 90145), (1573, 45445), (1639, 43615), (1937, 36905), (3355, 21307), (3965, 18029), (7381, 9685), (7865, 9089), (8195, 8723)]