81641508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5081}}^1$

素因数の和:5204

約数の個数: 48

約数和(自身を含む): 207182976

約数和(自身を除く): 125541468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 206, 309, 412, 618, 1236, 1339, 2678, 4017, 5081, 5356, 8034, 10162, 15243, 16068, 20324, 30486, 60972, 66053, 132106, 198159, 264212, 396318, 523343, 792636, 1046686, 1570029, 2093372, 3140058, 6280116, 6803459, 13606918, 20410377, 27213836, 40820754, 81641508]

約数ペア:

[(1, 81641508), (2, 40820754), (3, 27213836), (4, 20410377), (6, 13606918), (12, 6803459), (13, 6280116), (26, 3140058), (39, 2093372), (52, 1570029), (78, 1046686), (103, 792636), (156, 523343), (206, 396318), (309, 264212), (412, 198159), (618, 132106), (1236, 66053), (1339, 60972), (2678, 30486), (4017, 20324), (5081, 16068), (5356, 15243), (8034, 10162)]