68876668

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 144277504

約数和(自身を除く): 75400836

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 434, 511, 868, 1022, 1087, 2044, 2174, 2263, 4348, 4526, 7609, 9052, 15218, 15841, 30436, 31682, 33697, 63364, 67394, 79351, 134788, 158702, 235879, 317404, 471758, 555457, 943516, 1110914, 2221828, 2459881, 4919762, 9839524, 17219167, 34438334, 68876668]

約数ペア:

[(1, 68876668), (2, 34438334), (4, 17219167), (7, 9839524), (14, 4919762), (28, 2459881), (31, 2221828), (62, 1110914), (73, 943516), (124, 555457), (146, 471758), (217, 317404), (292, 235879), (434, 158702), (511, 134788), (868, 79351), (1022, 67394), (1087, 63364), (2044, 33697), (2174, 31682), (2263, 30436), (4348, 15841), (4526, 15218), (7609, 9052)]