51943580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199783}}^1$

素因数の和:199805

約数の個数: 24

約数和(自身を含む): 117472992

約数和(自身を除く): 65529412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 199783, 399566, 799132, 998915, 1997830, 2597179, 3995660, 5194358, 10388716, 12985895, 25971790, 51943580]

約数ペア:

[(1, 51943580), (2, 25971790), (4, 12985895), (5, 10388716), (10, 5194358), (13, 3995660), (20, 2597179), (26, 1997830), (52, 998915), (65, 799132), (130, 399566), (260, 199783)]