64980568

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1733}}^1$

素因数の和:1891

約数の個数: 32

約数和(自身を含む): 125888400

約数和(自身を除く): 60907832

約数列:

[1, 2, 4, 8, 43, 86, 109, 172, 218, 344, 436, 872, 1733, 3466, 4687, 6932, 9374, 13864, 18748, 37496, 74519, 149038, 188897, 298076, 377794, 596152, 755588, 1511176, 8122571, 16245142, 32490284, 64980568]

約数ペア:

[(1, 64980568), (2, 32490284), (4, 16245142), (8, 8122571), (43, 1511176), (86, 755588), (109, 596152), (172, 377794), (218, 298076), (344, 188897), (436, 149038), (872, 74519), (1733, 37496), (3466, 18748), (4687, 13864), (6932, 9374)]