53709500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8263}}^1$

素因数の和:8295

約数の個数: 48

約数和(自身を含む): 126340032

約数和(自身を除く): 72630532

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 8263, 16526, 33052, 41315, 82630, 107419, 165260, 206575, 214838, 413150, 429676, 537095, 826300, 1032875, 1074190, 2065750, 2148380, 2685475, 4131500, 5370950, 10741900, 13427375, 26854750, 53709500]

約数ペア:

[(1, 53709500), (2, 26854750), (4, 13427375), (5, 10741900), (10, 5370950), (13, 4131500), (20, 2685475), (25, 2148380), (26, 2065750), (50, 1074190), (52, 1032875), (65, 826300), (100, 537095), (125, 429676), (130, 413150), (250, 214838), (260, 206575), (325, 165260), (500, 107419), (650, 82630), (1300, 41315), (1625, 33052), (3250, 16526), (6500, 8263)]