55186760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81157}}^1$

素因数の和:81185

約数の個数: 32

約数和(自身を含む): 131475960

約数和(自身を除く): 76289200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 81157, 162314, 324628, 405785, 649256, 811570, 1379669, 1623140, 2759338, 3246280, 5518676, 6898345, 11037352, 13796690, 27593380, 55186760]

約数ペア:

[(1, 55186760), (2, 27593380), (4, 13796690), (5, 11037352), (8, 6898345), (10, 5518676), (17, 3246280), (20, 2759338), (34, 1623140), (40, 1379669), (68, 811570), (85, 649256), (136, 405785), (170, 324628), (340, 162314), (680, 81157)]