80011100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61547}}^1$

素因数の和:61574

約数の個数: 36

約数和(自身を含む): 186982824

約数和(自身を除く): 106971724

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 61547, 123094, 246188, 307735, 615470, 800111, 1230940, 1538675, 1600222, 3077350, 3200444, 4000555, 6154700, 8001110, 16002220, 20002775, 40005550, 80011100]

約数ペア:

[(1, 80011100), (2, 40005550), (4, 20002775), (5, 16002220), (10, 8001110), (13, 6154700), (20, 4000555), (25, 3200444), (26, 3077350), (50, 1600222), (52, 1538675), (65, 1230940), (100, 800111), (130, 615470), (260, 307735), (325, 246188), (650, 123094), (1300, 61547)]