157049620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{86291}}^1$

素因数の和:86320

約数の個数: 48

約数和(自身を含む): 405917568

約数和(自身を除く): 248867948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 86291, 172582, 345164, 431455, 604037, 862910, 1121783, 1208074, 1725820, 2243566, 2416148, 3020185, 4487132, 5608915, 6040370, 7852481, 11217830, 12080740, 15704962, 22435660, 31409924, 39262405, 78524810, 157049620]

約数ペア:

[(1, 157049620), (2, 78524810), (4, 39262405), (5, 31409924), (7, 22435660), (10, 15704962), (13, 12080740), (14, 11217830), (20, 7852481), (26, 6040370), (28, 5608915), (35, 4487132), (52, 3020185), (65, 2416148), (70, 2243566), (91, 1725820), (130, 1208074), (140, 1121783), (182, 862910), (260, 604037), (364, 431455), (455, 345164), (910, 172582), (1820, 86291)]