79864240

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4177}}^1$

素因数の和:4429

約数の個数: 40

約数和(自身を含む): 186505920

約数和(自身を除く): 106641680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4177, 4780, 8354, 9560, 16708, 19120, 20885, 33416, 41770, 66832, 83540, 167080, 334160, 998303, 1996606, 3993212, 4991515, 7986424, 9983030, 15972848, 19966060, 39932120, 79864240]

約数ペア:

[(1, 79864240), (2, 39932120), (4, 19966060), (5, 15972848), (8, 9983030), (10, 7986424), (16, 4991515), (20, 3993212), (40, 1996606), (80, 998303), (239, 334160), (478, 167080), (956, 83540), (1195, 66832), (1912, 41770), (2390, 33416), (3824, 20885), (4177, 19120), (4780, 16708), (8354, 9560)]