85171970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2861}}^1$

素因数の和:3110

約数の個数: 32

約数和(自身を含む): 165881520

約数和(自身を除く): 80709550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 458, 1145, 2290, 2861, 2977, 5722, 5954, 14305, 14885, 28610, 29770, 37193, 74386, 185965, 371930, 655169, 1310338, 3275845, 6551690, 8517197, 17034394, 42585985, 85171970]

約数ペア:

[(1, 85171970), (2, 42585985), (5, 17034394), (10, 8517197), (13, 6551690), (26, 3275845), (65, 1310338), (130, 655169), (229, 371930), (458, 185965), (1145, 74386), (2290, 37193), (2861, 29770), (2977, 28610), (5722, 14885), (5954, 14305)]