850179980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3269923}}^1$

素因数の和:3269945

約数の個数: 24

約数和(自身を含む): 1922715312

約数和(自身を除く): 1072535332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3269923, 6539846, 13079692, 16349615, 32699230, 42508999, 65398460, 85017998, 170035996, 212544995, 425089990, 850179980]

約数ペア:

[(1, 850179980), (2, 425089990), (4, 212544995), (5, 170035996), (10, 85017998), (13, 65398460), (20, 42508999), (26, 32699230), (52, 16349615), (65, 13079692), (130, 6539846), (260, 3269923)]