20131326575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{2389}}^1$

素因数の和:2684

約数の個数: 48

約数和(自身を含む): 26405676000

約数和(自身を除く): 6274349425

約数列:

[1, 5, 25, 29, 59, 145, 197, 295, 725, 985, 1475, 1711, 2389, 4925, 5713, 8555, 11623, 11945, 28565, 42775, 58115, 59725, 69281, 140951, 142825, 290575, 337067, 346405, 470633, 704755, 1685335, 1732025, 2353165, 3523775, 4087579, 8426675, 11765825, 13648357, 20437895, 27767347, 68241785, 102189475, 138836735, 341208925, 694183675, 805253063, 4026265315, 20131326575]

約数ペア:

[(1, 20131326575), (5, 4026265315), (25, 805253063), (29, 694183675), (59, 341208925), (145, 138836735), (197, 102189475), (295, 68241785), (725, 27767347), (985, 20437895), (1475, 13648357), (1711, 11765825), (2389, 8426675), (4925, 4087579), (5713, 3523775), (8555, 2353165), (11623, 1732025), (11945, 1685335), (28565, 704755), (42775, 470633), (58115, 346405), (59725, 337067), (69281, 290575), (140951, 142825)]