65169620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1151}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 145152000

約数和(自身を除く): 79982380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1151, 1490, 2302, 2831, 2980, 4604, 5662, 5755, 11324, 11510, 14155, 21869, 23020, 28310, 43738, 56620, 87476, 109345, 171499, 218690, 342998, 437380, 685996, 857495, 1714990, 3258481, 3429980, 6516962, 13033924, 16292405, 32584810, 65169620]

約数ペア:

[(1, 65169620), (2, 32584810), (4, 16292405), (5, 13033924), (10, 6516962), (19, 3429980), (20, 3258481), (38, 1714990), (76, 857495), (95, 685996), (149, 437380), (190, 342998), (298, 218690), (380, 171499), (596, 109345), (745, 87476), (1151, 56620), (1490, 43738), (2302, 28310), (2831, 23020), (2980, 21869), (4604, 14155), (5662, 11510), (5755, 11324)]