66578590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{983}}^1$

素因数の和:1524

約数の個数: 32

約数和(自身を含む): 129439296

約数和(自身を除く): 62860706

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 521, 983, 1042, 1966, 2605, 4915, 5210, 6773, 9830, 12779, 13546, 25558, 33865, 63895, 67730, 127790, 512143, 1024286, 2560715, 5121430, 6657859, 13315718, 33289295, 66578590]

約数ペア:

[(1, 66578590), (2, 33289295), (5, 13315718), (10, 6657859), (13, 5121430), (26, 2560715), (65, 1024286), (130, 512143), (521, 127790), (983, 67730), (1042, 63895), (1966, 33865), (2605, 25558), (4915, 13546), (5210, 12779), (6773, 9830)]