25250810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10223}}^1$

素因数の和:10262

約数の個数: 32

約数和(自身を含む): 51528960

約数和(自身を除く): 26278150

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 10223, 20446, 51115, 102230, 132899, 194237, 265798, 388474, 664495, 971185, 1328990, 1942370, 2525081, 5050162, 12625405, 25250810]

約数ペア:

[(1, 25250810), (2, 12625405), (5, 5050162), (10, 2525081), (13, 1942370), (19, 1328990), (26, 971185), (38, 664495), (65, 388474), (95, 265798), (130, 194237), (190, 132899), (247, 102230), (494, 51115), (1235, 20446), (2470, 10223)]