664120136

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{11807}}^1$

素因数の和:11981

約数の個数: 32

約数和(自身を含む): 1275264000

約数和(自身を除く): 611143864

約数列:

[1, 2, 4, 8, 79, 89, 158, 178, 316, 356, 632, 712, 7031, 11807, 14062, 23614, 28124, 47228, 56248, 94456, 932753, 1050823, 1865506, 2101646, 3731012, 4203292, 7462024, 8406584, 83015017, 166030034, 332060068, 664120136]

約数ペア:

[(1, 664120136), (2, 332060068), (4, 166030034), (8, 83015017), (79, 8406584), (89, 7462024), (158, 4203292), (178, 3731012), (316, 2101646), (356, 1865506), (632, 1050823), (712, 932753), (7031, 94456), (11807, 56248), (14062, 47228), (23614, 28124)]