85149560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68669}}^1$

素因数の和:68711

約数の個数: 32

約数和(自身を含む): 197769600

約数和(自身を除く): 112620040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 68669, 137338, 274676, 343345, 549352, 686690, 1373380, 2128739, 2746760, 4257478, 8514956, 10643695, 17029912, 21287390, 42574780, 85149560]

約数ペア:

[(1, 85149560), (2, 42574780), (4, 21287390), (5, 17029912), (8, 10643695), (10, 8514956), (20, 4257478), (31, 2746760), (40, 2128739), (62, 1373380), (124, 686690), (155, 549352), (248, 343345), (310, 274676), (620, 137338), (1240, 68669)]