51117950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{78643}}^1$

素因数の和:78668

約数の個数: 24

約数和(自身を含む): 102394488

約数和(自身を除く): 51276538

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 78643, 157286, 393215, 786430, 1022359, 1966075, 2044718, 3932150, 5111795, 10223590, 25558975, 51117950]

約数ペア:

[(1, 51117950), (2, 25558975), (5, 10223590), (10, 5111795), (13, 3932150), (25, 2044718), (26, 1966075), (50, 1022359), (65, 786430), (130, 393215), (325, 157286), (650, 78643)]