79274480

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7129}}^1$

素因数の和:7281

約数の個数: 40

約数和(自身を含む): 185665200

約数和(自身を除く): 106390720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 7129, 11120, 14258, 28516, 35645, 57032, 71290, 114064, 142580, 285160, 570320, 990931, 1981862, 3963724, 4954655, 7927448, 9909310, 15854896, 19818620, 39637240, 79274480]

約数ペア:

[(1, 79274480), (2, 39637240), (4, 19818620), (5, 15854896), (8, 9909310), (10, 7927448), (16, 4954655), (20, 3963724), (40, 1981862), (80, 990931), (139, 570320), (278, 285160), (556, 142580), (695, 114064), (1112, 71290), (1390, 57032), (2224, 35645), (2780, 28516), (5560, 14258), (7129, 11120)]