197290160

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{7879}}^1$

素因数の和:8205

約数の個数: 40

約数和(自身を含む): 460223520

約数和(自身を除く): 262933360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 5008, 6260, 7879, 12520, 15758, 25040, 31516, 39395, 63032, 78790, 126064, 157580, 315160, 630320, 2466127, 4932254, 9864508, 12330635, 19729016, 24661270, 39458032, 49322540, 98645080, 197290160]

約数ペア:

[(1, 197290160), (2, 98645080), (4, 49322540), (5, 39458032), (8, 24661270), (10, 19729016), (16, 12330635), (20, 9864508), (40, 4932254), (80, 2466127), (313, 630320), (626, 315160), (1252, 157580), (1565, 126064), (2504, 78790), (3130, 63032), (5008, 39395), (6260, 31516), (7879, 25040), (12520, 15758)]