179905730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{1289}}^1$

素因数の和:2134

約数の個数: 32

約数和(自身を含む): 343563120

約数和(自身を除く): 163657390

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 821, 1289, 1642, 2578, 4105, 6445, 8210, 12890, 13957, 21913, 27914, 43826, 69785, 109565, 139570, 219130, 1058269, 2116538, 5291345, 10582690, 17990573, 35981146, 89952865, 179905730]

約数ペア:

[(1, 179905730), (2, 89952865), (5, 35981146), (10, 17990573), (17, 10582690), (34, 5291345), (85, 2116538), (170, 1058269), (821, 219130), (1289, 139570), (1642, 109565), (2578, 69785), (4105, 43826), (6445, 27914), (8210, 21913), (12890, 13957)]