827287640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1\times {\mathrm{1249}}^1$

素因数の和:1860

約数の個数: 64

約数和(自身を含む): 1930500000

約数和(自身を除く): 1103212360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 571, 580, 1142, 1160, 1249, 2284, 2498, 2855, 4568, 4996, 5710, 6245, 9992, 11420, 12490, 16559, 22840, 24980, 33118, 36221, 49960, 66236, 72442, 82795, 132472, 144884, 165590, 181105, 289768, 331180, 362210, 662360, 713179, 724420, 1426358, 1448840, 2852716, 3565895, 5705432, 7131790, 14263580, 20682191, 28527160, 41364382, 82728764, 103410955, 165457528, 206821910, 413643820, 827287640]

約数ペア:

[(1, 827287640), (2, 413643820), (4, 206821910), (5, 165457528), (8, 103410955), (10, 82728764), (20, 41364382), (29, 28527160), (40, 20682191), (58, 14263580), (116, 7131790), (145, 5705432), (232, 3565895), (290, 2852716), (571, 1448840), (580, 1426358), (1142, 724420), (1160, 713179), (1249, 662360), (2284, 362210), (2498, 331180), (2855, 289768), (4568, 181105), (4996, 165590), (5710, 144884), (6245, 132472), (9992, 82795), (11420, 72442), (12490, 66236), (16559, 49960), (22840, 36221), (24980, 33118)]