157309820

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{61933}}^1$

素因数の和:62069

約数の個数: 24

約数和(自身を含む): 332957184

約数和(自身を除く): 175647364

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 61933, 123866, 247732, 309665, 619330, 1238660, 7865491, 15730982, 31461964, 39327455, 78654910, 157309820]

約数ペア:

[(1, 157309820), (2, 78654910), (4, 39327455), (5, 31461964), (10, 15730982), (20, 7865491), (127, 1238660), (254, 619330), (508, 309665), (635, 247732), (1270, 123866), (2540, 61933)]