51288640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12329}}^1$

素因数の和:12359

約数の個数: 56

約数和(自身を含む): 131536440

約数和(自身を除く): 80247800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 12329, 24658, 49316, 61645, 98632, 123290, 160277, 197264, 246580, 320554, 394528, 493160, 641108, 789056, 801385, 986320, 1282216, 1602770, 1972640, 2564432, 3205540, 3945280, 5128864, 6411080, 10257728, 12822160, 25644320, 51288640]

約数ペア:

[(1, 51288640), (2, 25644320), (4, 12822160), (5, 10257728), (8, 6411080), (10, 5128864), (13, 3945280), (16, 3205540), (20, 2564432), (26, 1972640), (32, 1602770), (40, 1282216), (52, 986320), (64, 801385), (65, 789056), (80, 641108), (104, 493160), (130, 394528), (160, 320554), (208, 246580), (260, 197264), (320, 160277), (416, 123290), (520, 98632), (832, 61645), (1040, 49316), (2080, 24658), (4160, 12329)]