137240425

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4871}}^1$

素因数の和:4918

約数の個数: 36

約数和(自身を含む): 206611776

約数和(自身を除く): 69371351

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 575, 805, 1127, 1225, 4025, 4871, 5635, 24355, 28175, 34097, 112033, 121775, 170485, 238679, 560165, 784231, 852425, 1193395, 2800825, 3921155, 5489617, 5966975, 19605775, 27448085, 137240425]

約数ペア:

[(1, 137240425), (5, 27448085), (7, 19605775), (23, 5966975), (25, 5489617), (35, 3921155), (49, 2800825), (115, 1193395), (161, 852425), (175, 784231), (245, 560165), (575, 238679), (805, 170485), (1127, 121775), (1225, 112033), (4025, 34097), (4871, 28175), (5635, 24355)]