87251945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 31357975

約数列:

[1, 5, 11, 43, 55, 79, 215, 395, 467, 473, 869, 2335, 2365, 3397, 4345, 5137, 16985, 20081, 25685, 36893, 37367, 100405, 184465, 186835, 220891, 405823, 1104455, 1586399, 2029115, 7931995, 17450389, 87251945]

約数ペア:

[(1, 87251945), (5, 17450389), (11, 7931995), (43, 2029115), (55, 1586399), (79, 1104455), (215, 405823), (395, 220891), (467, 186835), (473, 184465), (869, 100405), (2335, 37367), (2365, 36893), (3397, 25685), (4345, 20081), (5137, 16985)]