126581780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{821}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 287101584

約数和(自身を除く): 160519804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 593, 821, 1186, 1642, 2372, 2965, 3284, 4105, 5930, 7709, 8210, 10673, 11860, 15418, 16420, 21346, 30836, 38545, 42692, 53365, 77090, 106730, 154180, 213460, 486853, 973706, 1947412, 2434265, 4868530, 6329089, 9737060, 12658178, 25316356, 31645445, 63290890, 126581780]

約数ペア:

[(1, 126581780), (2, 63290890), (4, 31645445), (5, 25316356), (10, 12658178), (13, 9737060), (20, 6329089), (26, 4868530), (52, 2434265), (65, 1947412), (130, 973706), (260, 486853), (593, 213460), (821, 154180), (1186, 106730), (1642, 77090), (2372, 53365), (2965, 42692), (3284, 38545), (4105, 30836), (5930, 21346), (7709, 16420), (8210, 15418), (10673, 11860)]