51220975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{911}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 68870592

約数和(自身を除く): 17649617

約数列:

[1, 5, 13, 25, 65, 173, 325, 865, 911, 2249, 4325, 4555, 11245, 11843, 22775, 56225, 59215, 157603, 296075, 788015, 2048839, 3940075, 10244195, 51220975]

約数ペア:

[(1, 51220975), (5, 10244195), (13, 3940075), (25, 2048839), (65, 788015), (173, 296075), (325, 157603), (865, 59215), (911, 56225), (2249, 22775), (4325, 11843), (4555, 11245)]