31296265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 64

約数和(自身を含む): 52093440

約数和(自身を除く): 20797175

約数列:

[1, 5, 7, 11, 13, 35, 37, 55, 65, 77, 91, 143, 169, 185, 259, 385, 407, 455, 481, 715, 845, 1001, 1183, 1295, 1859, 2035, 2197, 2405, 2849, 3367, 5005, 5291, 5915, 6253, 9295, 10985, 13013, 14245, 15379, 16835, 24167, 26455, 31265, 37037, 43771, 65065, 68783, 76895, 81289, 120835, 169169, 185185, 218855, 343915, 406445, 481481, 569023, 845845, 894179, 2407405, 2845115, 4470895, 6259253, 31296265]

約数ペア:

[(1, 31296265), (5, 6259253), (7, 4470895), (11, 2845115), (13, 2407405), (35, 894179), (37, 845845), (55, 569023), (65, 481481), (77, 406445), (91, 343915), (143, 218855), (169, 185185), (185, 169169), (259, 120835), (385, 81289), (407, 76895), (455, 68783), (481, 65065), (715, 43771), (845, 37037), (1001, 31265), (1183, 26455), (1295, 24167), (1859, 16835), (2035, 15379), (2197, 14245), (2405, 13013), (2849, 10985), (3367, 9295), (5005, 6253), (5291, 5915)]