513004700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{394619}}^1$

素因数の和:394646

約数の個数: 36

約数和(自身を含む): 1198855560

約数和(自身を除く): 685850860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 394619, 789238, 1578476, 1973095, 3946190, 5130047, 7892380, 9865475, 10260094, 19730950, 20520188, 25650235, 39461900, 51300470, 102600940, 128251175, 256502350, 513004700]

約数ペア:

[(1, 513004700), (2, 256502350), (4, 128251175), (5, 102600940), (10, 51300470), (13, 39461900), (20, 25650235), (25, 20520188), (26, 19730950), (50, 10260094), (52, 9865475), (65, 7892380), (100, 5130047), (130, 3946190), (260, 1973095), (325, 1578476), (650, 789238), (1300, 394619)]