1387601800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{533693}}^1$

素因数の和:533722

約数の個数: 48

約数和(自身を含む): 3474347940

約数和(自身を除く): 2086746140

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, 533693, 1067386, 2134772, 2668465, 4269544, 5336930, 6938009, 10673860, 13342325, 13876018, 21347720, 26684650, 27752036, 34690045, 53369300, 55504072, 69380090, 106738600, 138760180, 173450225, 277520360, 346900450, 693800900, 1387601800]

約数ペア:

[(1, 1387601800), (2, 693800900), (4, 346900450), (5, 277520360), (8, 173450225), (10, 138760180), (13, 106738600), (20, 69380090), (25, 55504072), (26, 53369300), (40, 34690045), (50, 27752036), (52, 26684650), (65, 21347720), (100, 13876018), (104, 13342325), (130, 10673860), (200, 6938009), (260, 5336930), (325, 4269544), (520, 2668465), (650, 2134772), (1300, 1067386), (2600, 533693)]