156788998120

素因数分解:

$2^3\times 5^1\times {\mathrm{5309}}^1\times {\mathrm{738317}}^1$

素因数の和:743637

約数の個数: 32

約数和(自身を含む): 352842172200

約数和(自身を除く): 196053174080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5309, 10618, 21236, 26545, 42472, 53090, 106180, 212360, 738317, 1476634, 2953268, 3691585, 5906536, 7383170, 14766340, 29532680, 3919724953, 7839449906, 15678899812, 19598624765, 31357799624, 39197249530, 78394499060, 156788998120]

約数ペア:

[(1, 156788998120), (2, 78394499060), (4, 39197249530), (5, 31357799624), (8, 19598624765), (10, 15678899812), (20, 7839449906), (40, 3919724953), (5309, 29532680), (10618, 14766340), (21236, 7383170), (26545, 5906536), (42472, 3691585), (53090, 2953268), (106180, 1476634), (212360, 738317)]