28310425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7919}}^1$

素因数の和:7953

約数の個数: 24

約数和(自身を含む): 41247360

約数和(自身を除く): 12936935

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 7919, 39595, 87109, 102947, 197975, 435545, 514735, 1132417, 2177725, 2573675, 5662085, 28310425]

約数ペア:

[(1, 28310425), (5, 5662085), (11, 2573675), (13, 2177725), (25, 1132417), (55, 514735), (65, 435545), (143, 197975), (275, 102947), (325, 87109), (715, 39595), (3575, 7919)]