77589590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1545

約数の個数: 48

約数和(自身を含む): 156214656

約数和(自身を除く): 78625066

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1481, 1690, 2015, 2962, 4030, 5239, 7405, 10478, 14810, 19253, 26195, 38506, 45911, 52390, 91822, 96265, 192530, 229555, 250289, 459110, 500578, 596843, 1193686, 1251445, 2502890, 2984215, 5968430, 7758959, 15517918, 38794795, 77589590]

約数ペア:

[(1, 77589590), (2, 38794795), (5, 15517918), (10, 7758959), (13, 5968430), (26, 2984215), (31, 2502890), (62, 1251445), (65, 1193686), (130, 596843), (155, 500578), (169, 459110), (310, 250289), (338, 229555), (403, 192530), (806, 96265), (845, 91822), (1481, 52390), (1690, 45911), (2015, 38506), (2962, 26195), (4030, 19253), (5239, 14810), (7405, 10478)]