77676760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{39631}}^1$

素因数の和:39656

約数の個数: 48

約数和(自身を含む): 203312160

約数和(自身を除く): 125635400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 39631, 79262, 158524, 198155, 277417, 317048, 396310, 554834, 792620, 1109668, 1387085, 1585240, 1941919, 2219336, 2774170, 3883838, 5548340, 7767676, 9709595, 11096680, 15535352, 19419190, 38838380, 77676760]

約数ペア:

[(1, 77676760), (2, 38838380), (4, 19419190), (5, 15535352), (7, 11096680), (8, 9709595), (10, 7767676), (14, 5548340), (20, 3883838), (28, 2774170), (35, 2219336), (40, 1941919), (49, 1585240), (56, 1387085), (70, 1109668), (98, 792620), (140, 554834), (196, 396310), (245, 317048), (280, 277417), (392, 198155), (490, 158524), (980, 79262), (1960, 39631)]