72193990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{15263}}^1$

素因数の和:15324

約数の個数: 32

約数和(自身を含む): 145069056

約数和(自身を除く): 72875066

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 15263, 30526, 76315, 152630, 167893, 335786, 656309, 839465, 1312618, 1678930, 3281545, 6563090, 7219399, 14438798, 36096995, 72193990]

約数ペア:

[(1, 72193990), (2, 36096995), (5, 14438798), (10, 7219399), (11, 6563090), (22, 3281545), (43, 1678930), (55, 1312618), (86, 839465), (110, 656309), (215, 335786), (430, 167893), (473, 152630), (946, 76315), (2365, 30526), (4730, 15263)]