51840425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22787}}^1$

素因数の和:22817

約数の個数: 24

約数和(自身を含む): 79119936

約数和(自身を除く): 27279511

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 22787, 113935, 159509, 296231, 569675, 797545, 1481155, 2073617, 3987725, 7405775, 10368085, 51840425]

約数ペア:

[(1, 51840425), (5, 10368085), (7, 7405775), (13, 3987725), (25, 2073617), (35, 1481155), (65, 797545), (91, 569675), (175, 296231), (325, 159509), (455, 113935), (2275, 22787)]