82389890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 172800000

約数和(自身を除く): 90410110

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 79, 95, 110, 158, 190, 209, 395, 418, 499, 790, 869, 998, 1045, 1501, 1738, 2090, 2495, 3002, 4345, 4990, 5489, 7505, 8690, 9481, 10978, 15010, 16511, 18962, 27445, 33022, 39421, 47405, 54890, 78842, 82555, 94810, 104291, 165110, 197105, 208582, 394210, 433631, 521455, 748999, 867262, 1042910, 1497998, 2168155, 3744995, 4336310, 7489990, 8238989, 16477978, 41194945, 82389890]

約数ペア:

[(1, 82389890), (2, 41194945), (5, 16477978), (10, 8238989), (11, 7489990), (19, 4336310), (22, 3744995), (38, 2168155), (55, 1497998), (79, 1042910), (95, 867262), (110, 748999), (158, 521455), (190, 433631), (209, 394210), (395, 208582), (418, 197105), (499, 165110), (790, 104291), (869, 94810), (998, 82555), (1045, 78842), (1501, 54890), (1738, 47405), (2090, 39421), (2495, 33022), (3002, 27445), (4345, 18962), (4990, 16511), (5489, 15010), (7505, 10978), (8690, 9481)]