156942567940

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2683}}^1\times {\mathrm{7151}}^1$

素因数の和:10252

約数の個数: 48

約数和(自身を含む): 330554568960

約数和(自身を除く): 173612001020

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 2683, 4090, 5366, 7151, 8180, 10732, 13415, 14302, 26830, 28604, 35755, 53660, 71510, 143020, 1097347, 2194694, 2924759, 4389388, 5486735, 5849518, 10973470, 11699036, 14623795, 19186133, 21946940, 29247590, 38372266, 58495180, 76744532, 95930665, 191861330, 383722660, 7847128397, 15694256794, 31388513588, 39235641985, 78471283970, 156942567940]

約数ペア:

[(1, 156942567940), (2, 78471283970), (4, 39235641985), (5, 31388513588), (10, 15694256794), (20, 7847128397), (409, 383722660), (818, 191861330), (1636, 95930665), (2045, 76744532), (2683, 58495180), (4090, 38372266), (5366, 29247590), (7151, 21946940), (8180, 19186133), (10732, 14623795), (13415, 11699036), (14302, 10973470), (26830, 5849518), (28604, 5486735), (35755, 4389388), (53660, 2924759), (71510, 2194694), (143020, 1097347)]