166350040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{78467}}^1$

素因数の和:78531

約数の個数: 32

約数和(自身を含む): 381354480

約数和(自身を除く): 215004440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 78467, 156934, 313868, 392335, 627736, 784670, 1569340, 3138680, 4158751, 8317502, 16635004, 20793755, 33270008, 41587510, 83175020, 166350040]

約数ペア:

[(1, 166350040), (2, 83175020), (4, 41587510), (5, 33270008), (8, 20793755), (10, 16635004), (20, 8317502), (40, 4158751), (53, 3138680), (106, 1569340), (212, 784670), (265, 627736), (424, 392335), (530, 313868), (1060, 156934), (2120, 78467)]