200070520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{384751}}^1$

素因数の和:384775

約数の個数: 32

約数和(自身を含む): 484787520

約数和(自身を除く): 284717000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 384751, 769502, 1539004, 1923755, 3078008, 3847510, 5001763, 7695020, 10003526, 15390040, 20007052, 25008815, 40014104, 50017630, 100035260, 200070520]

約数ペア:

[(1, 200070520), (2, 100035260), (4, 50017630), (5, 40014104), (8, 25008815), (10, 20007052), (13, 15390040), (20, 10003526), (26, 7695020), (40, 5001763), (52, 3847510), (65, 3078008), (104, 1923755), (130, 1539004), (260, 769502), (520, 384751)]