51095980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196523}}^1$

素因数の和:196545

約数の個数: 24

約数和(自身を含む): 115556112

約数和(自身を除く): 64460132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 196523, 393046, 786092, 982615, 1965230, 2554799, 3930460, 5109598, 10219196, 12773995, 25547990, 51095980]

約数ペア:

[(1, 51095980), (2, 25547990), (4, 12773995), (5, 10219196), (10, 5109598), (13, 3930460), (20, 2554799), (26, 1965230), (52, 982615), (65, 786092), (130, 393046), (260, 196523)]