78060680

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2377}}^1$

素因数の和:3209

約数の個数: 32

約数和(自身を含む): 175924440

約数和(自身を除く): 97863760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1642, 2377, 3284, 4105, 4754, 6568, 8210, 9508, 11885, 16420, 19016, 23770, 32840, 47540, 95080, 1951517, 3903034, 7806068, 9757585, 15612136, 19515170, 39030340, 78060680]

約数ペア:

[(1, 78060680), (2, 39030340), (4, 19515170), (5, 15612136), (8, 9757585), (10, 7806068), (20, 3903034), (40, 1951517), (821, 95080), (1642, 47540), (2377, 32840), (3284, 23770), (4105, 19016), (4754, 16420), (6568, 11885), (8210, 9508)]