90087400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{34649}}^1$

素因数の和:34678

約数の個数: 48

約数和(自身を含む): 225571500

約数和(自身を除く): 135484100

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 34649, 69298, 138596, 173245, 277192, 346490, 450437, 692980, 866225, 900874, 1385960, 1732450, 1801748, 2252185, 3464900, 3603496, 4504370, 6929800, 9008740, 11260925, 18017480, 22521850, 45043700, 90087400]

約数ペア:

[(1, 90087400), (2, 45043700), (4, 22521850), (5, 18017480), (8, 11260925), (10, 9008740), (13, 6929800), (20, 4504370), (25, 3603496), (26, 3464900), (40, 2252185), (50, 1801748), (52, 1732450), (65, 1385960), (100, 900874), (104, 866225), (130, 692980), (200, 450437), (260, 346490), (325, 277192), (520, 173245), (650, 138596), (1300, 69298), (2600, 34649)]