154393660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{787}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 344330784

約数和(自身を除く): 189937124

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 577, 787, 1154, 1574, 2308, 2885, 3148, 3935, 5770, 7870, 9809, 11540, 13379, 15740, 19618, 26758, 39236, 49045, 53516, 66895, 98090, 133790, 196180, 267580, 454099, 908198, 1816396, 2270495, 4540990, 7719683, 9081980, 15439366, 30878732, 38598415, 77196830, 154393660]

約数ペア:

[(1, 154393660), (2, 77196830), (4, 38598415), (5, 30878732), (10, 15439366), (17, 9081980), (20, 7719683), (34, 4540990), (68, 2270495), (85, 1816396), (170, 908198), (340, 454099), (577, 267580), (787, 196180), (1154, 133790), (1574, 98090), (2308, 66895), (2885, 53516), (3148, 49045), (3935, 39236), (5770, 26758), (7870, 19618), (9809, 15740), (11540, 13379)]