25172810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8419}}^1$

素因数の和:8462

約数の個数: 32

約数和(自身を含む): 50924160

約数和(自身を除く): 25751350

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 8419, 16838, 42095, 84190, 109447, 193637, 218894, 387274, 547235, 968185, 1094470, 1936370, 2517281, 5034562, 12586405, 25172810]

約数ペア:

[(1, 25172810), (2, 12586405), (5, 5034562), (10, 2517281), (13, 1936370), (23, 1094470), (26, 968185), (46, 547235), (65, 387274), (115, 218894), (130, 193637), (230, 109447), (299, 84190), (598, 42095), (1495, 16838), (2990, 8419)]