72111580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1087}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 157925376

約数和(自身を除く): 85813796

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 107, 124, 155, 214, 310, 428, 535, 620, 1070, 1087, 2140, 2174, 3317, 4348, 5435, 6634, 10870, 13268, 16585, 21740, 33170, 33697, 66340, 67394, 116309, 134788, 168485, 232618, 336970, 465236, 581545, 673940, 1163090, 2326180, 3605579, 7211158, 14422316, 18027895, 36055790, 72111580]

約数ペア:

[(1, 72111580), (2, 36055790), (4, 18027895), (5, 14422316), (10, 7211158), (20, 3605579), (31, 2326180), (62, 1163090), (107, 673940), (124, 581545), (155, 465236), (214, 336970), (310, 232618), (428, 168485), (535, 134788), (620, 116309), (1070, 67394), (1087, 66340), (2140, 33697), (2174, 33170), (3317, 21740), (4348, 16585), (5435, 13268), (6634, 10870)]