153621980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{51551}}^1$

素因数の和:51709

約数の個数: 24

約数和(自身を含む): 324777600

約数和(自身を除く): 171155620

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 51551, 103102, 206204, 257755, 515510, 1031020, 7681099, 15362198, 30724396, 38405495, 76810990, 153621980]

約数ペア:

[(1, 153621980), (2, 76810990), (4, 38405495), (5, 30724396), (10, 15362198), (20, 7681099), (149, 1031020), (298, 515510), (596, 257755), (745, 206204), (1490, 103102), (2980, 51551)]