157028620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{38677}}^1$

素因数の和:38722

約数の個数: 48

約数和(自身を含む): 389874240

約数和(自身を除く): 232845620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 38677, 77354, 154708, 193385, 270739, 386770, 541478, 773540, 1082956, 1121633, 1353695, 2243266, 2707390, 4486532, 5414780, 5608165, 7851431, 11216330, 15702862, 22432660, 31405724, 39257155, 78514310, 157028620]

約数ペア:

[(1, 157028620), (2, 78514310), (4, 39257155), (5, 31405724), (7, 22432660), (10, 15702862), (14, 11216330), (20, 7851431), (28, 5608165), (29, 5414780), (35, 4486532), (58, 2707390), (70, 2243266), (116, 1353695), (140, 1121633), (145, 1082956), (203, 773540), (290, 541478), (406, 386770), (580, 270739), (812, 193385), (1015, 154708), (2030, 77354), (4060, 38677)]