78840252340

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{821}}^1\times {\mathrm{34543}}^1$

素因数の和:35512

約数の個数: 48

約数和(自身を含む): 166963587840

約数和(自身を除く): 88123335500

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 821, 1390, 1642, 2780, 3284, 4105, 8210, 16420, 34543, 69086, 114119, 138172, 172715, 228238, 345430, 456476, 570595, 690860, 1141190, 2282380, 4801477, 9602954, 19205908, 24007385, 28359803, 48014770, 56719606, 96029540, 113439212, 141799015, 283598030, 567196060, 3942012617, 7884025234, 15768050468, 19710063085, 39420126170, 78840252340]

約数ペア:

[(1, 78840252340), (2, 39420126170), (4, 19710063085), (5, 15768050468), (10, 7884025234), (20, 3942012617), (139, 567196060), (278, 283598030), (556, 141799015), (695, 113439212), (821, 96029540), (1390, 56719606), (1642, 48014770), (2780, 28359803), (3284, 24007385), (4105, 19205908), (8210, 9602954), (16420, 4801477), (34543, 2282380), (69086, 1141190), (114119, 690860), (138172, 570595), (172715, 456476), (228238, 345430)]