172077830

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2879}}^1$

素因数の和:3068

約数の個数: 32

約数和(自身を含む): 319334400

約数和(自身を除く): 147256570

約数列:

[1, 2, 5, 10, 43, 86, 139, 215, 278, 430, 695, 1390, 2879, 5758, 5977, 11954, 14395, 28790, 29885, 59770, 123797, 247594, 400181, 618985, 800362, 1237970, 2000905, 4001810, 17207783, 34415566, 86038915, 172077830]

約数ペア:

[(1, 172077830), (2, 86038915), (5, 34415566), (10, 17207783), (43, 4001810), (86, 2000905), (139, 1237970), (215, 800362), (278, 618985), (430, 400181), (695, 247594), (1390, 123797), (2879, 59770), (5758, 29885), (5977, 28790), (11954, 14395)]