61505660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9521}}^1$

素因数の和:9566

約数の個数: 48

約数和(自身を含む): 143972640

約数和(自身を除く): 82466980

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 9521, 19042, 38084, 47605, 95210, 161857, 180899, 190420, 323714, 361798, 647428, 723596, 809285, 904495, 1618570, 1808990, 3075283, 3237140, 3617980, 6150566, 12301132, 15376415, 30752830, 61505660]

約数ペア:

[(1, 61505660), (2, 30752830), (4, 15376415), (5, 12301132), (10, 6150566), (17, 3617980), (19, 3237140), (20, 3075283), (34, 1808990), (38, 1618570), (68, 904495), (76, 809285), (85, 723596), (95, 647428), (170, 361798), (190, 323714), (323, 190420), (340, 180899), (380, 161857), (646, 95210), (1292, 47605), (1615, 38084), (3230, 19042), (6460, 9521)]