8172725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 11195712

約数和(自身を除く): 3022987

約数列:

[1, 5, 11, 25, 55, 113, 263, 275, 565, 1243, 1315, 2825, 2893, 6215, 6575, 14465, 29719, 31075, 72325, 148595, 326909, 742975, 1634545, 8172725]

約数ペア:

[(1, 8172725), (5, 1634545), (11, 742975), (25, 326909), (55, 148595), (113, 72325), (263, 31075), (275, 29719), (565, 14465), (1243, 6575), (1315, 6215), (2825, 2893)]