496121470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{1801}}^1$

素因数の和:1997

約数の個数: 48

約数和(自身を含む): 973469232

約数和(自身を除く): 477347762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 169, 326, 338, 815, 845, 1630, 1690, 1801, 2119, 3602, 4238, 9005, 10595, 18010, 21190, 23413, 27547, 46826, 55094, 117065, 137735, 234130, 275470, 293563, 304369, 587126, 608738, 1467815, 1521845, 2935630, 3043690, 3816319, 7632638, 19081595, 38163190, 49612147, 99224294, 248060735, 496121470]

約数ペア:

[(1, 496121470), (2, 248060735), (5, 99224294), (10, 49612147), (13, 38163190), (26, 19081595), (65, 7632638), (130, 3816319), (163, 3043690), (169, 2935630), (326, 1521845), (338, 1467815), (815, 608738), (845, 587126), (1630, 304369), (1690, 293563), (1801, 275470), (2119, 234130), (3602, 137735), (4238, 117065), (9005, 55094), (10595, 46826), (18010, 27547), (21190, 23413)]