25108960

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1129}}^1$

素因数の和:1283

約数の個数: 48

約数和(自身を含む): 59799600

約数和(自身を除く): 34690640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1129, 1390, 2224, 2258, 2780, 4448, 4516, 5560, 5645, 9032, 11120, 11290, 18064, 22240, 22580, 36128, 45160, 90320, 156931, 180640, 313862, 627724, 784655, 1255448, 1569310, 2510896, 3138620, 5021792, 6277240, 12554480, 25108960]

約数ペア:

[(1, 25108960), (2, 12554480), (4, 6277240), (5, 5021792), (8, 3138620), (10, 2510896), (16, 1569310), (20, 1255448), (32, 784655), (40, 627724), (80, 313862), (139, 180640), (160, 156931), (278, 90320), (556, 45160), (695, 36128), (1112, 22580), (1129, 22240), (1390, 18064), (2224, 11290), (2258, 11120), (2780, 9032), (4448, 5645), (4516, 5560)]