78266968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{2777}}^1$

素因数の和:3067

約数の個数: 32

約数和(自身を含む): 158679360

約数和(自身を除く): 80412392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 271, 542, 1084, 2168, 2777, 3523, 5554, 7046, 11108, 14092, 22216, 28184, 36101, 72202, 144404, 288808, 752567, 1505134, 3010268, 6020536, 9783371, 19566742, 39133484, 78266968]

約数ペア:

[(1, 78266968), (2, 39133484), (4, 19566742), (8, 9783371), (13, 6020536), (26, 3010268), (52, 1505134), (104, 752567), (271, 288808), (542, 144404), (1084, 72202), (2168, 36101), (2777, 28184), (3523, 22216), (5554, 14092), (7046, 11108)]