131609360

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{9851}}^1$

素因数の和:10031

約数の個数: 40

約数和(自身を含む): 307855296

約数和(自身を除く): 176245936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 6680, 9851, 13360, 19702, 39404, 49255, 78808, 98510, 157616, 197020, 394040, 788080, 1645117, 3290234, 6580468, 8225585, 13160936, 16451170, 26321872, 32902340, 65804680, 131609360]

約数ペア:

[(1, 131609360), (2, 65804680), (4, 32902340), (5, 26321872), (8, 16451170), (10, 13160936), (16, 8225585), (20, 6580468), (40, 3290234), (80, 1645117), (167, 788080), (334, 394040), (668, 197020), (835, 157616), (1336, 98510), (1670, 78808), (2672, 49255), (3340, 39404), (6680, 19702), (9851, 13360)]