51981670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 105489216

約数和(自身を除く): 53507546

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 101, 107, 130, 185, 202, 214, 370, 481, 505, 535, 962, 1010, 1070, 1313, 1391, 2405, 2626, 2782, 3737, 3959, 4810, 6565, 6955, 7474, 7918, 10807, 13130, 13910, 18685, 19795, 21614, 37370, 39590, 48581, 51467, 54035, 97162, 102934, 108070, 140491, 242905, 257335, 280982, 399859, 485810, 514670, 702455, 799718, 1404910, 1999295, 3998590, 5198167, 10396334, 25990835, 51981670]

約数ペア:

[(1, 51981670), (2, 25990835), (5, 10396334), (10, 5198167), (13, 3998590), (26, 1999295), (37, 1404910), (65, 799718), (74, 702455), (101, 514670), (107, 485810), (130, 399859), (185, 280982), (202, 257335), (214, 242905), (370, 140491), (481, 108070), (505, 102934), (535, 97162), (962, 54035), (1010, 51467), (1070, 48581), (1313, 39590), (1391, 37370), (2405, 21614), (2626, 19795), (2782, 18685), (3737, 13910), (3959, 13130), (4810, 10807), (6565, 7918), (6955, 7474)]