84680180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{325693}}^1$

素因数の和:325715

約数の個数: 24

約数和(自身を含む): 191508072

約数和(自身を除く): 106827892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 325693, 651386, 1302772, 1628465, 3256930, 4234009, 6513860, 8468018, 16936036, 21170045, 42340090, 84680180]

約数ペア:

[(1, 84680180), (2, 42340090), (4, 21170045), (5, 16936036), (10, 8468018), (13, 6513860), (20, 4234009), (26, 3256930), (52, 1628465), (65, 1302772), (130, 651386), (260, 325693)]