12520220545

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{7907}}^1$

素因数の和:8230

約数の個数: 48

約数和(自身を含む): 18304299648

約数和(自身を除く): 5784079103

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 281, 805, 1127, 1405, 1967, 5635, 6463, 7907, 9835, 13769, 32315, 39535, 45241, 55349, 68845, 181861, 226205, 276745, 316687, 387443, 909305, 1273027, 1583435, 1937215, 2221867, 6365135, 8911189, 11109335, 15553069, 44555945, 51102941, 77765345, 108871483, 255514705, 357720587, 544357415, 1788602935, 2504044109, 12520220545]

約数ペア:

[(1, 12520220545), (5, 2504044109), (7, 1788602935), (23, 544357415), (35, 357720587), (49, 255514705), (115, 108871483), (161, 77765345), (245, 51102941), (281, 44555945), (805, 15553069), (1127, 11109335), (1405, 8911189), (1967, 6365135), (5635, 2221867), (6463, 1937215), (7907, 1583435), (9835, 1273027), (13769, 909305), (32315, 387443), (39535, 316687), (45241, 276745), (55349, 226205), (68845, 181861)]