97671920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28393}}^1$

素因数の和:28449

約数の個数: 40

約数和(自身を含む): 232376496

約数和(自身を除く): 134704576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 28393, 56786, 113572, 141965, 227144, 283930, 454288, 567860, 1135720, 1220899, 2271440, 2441798, 4883596, 6104495, 9767192, 12208990, 19534384, 24417980, 48835960, 97671920]

約数ペア:

[(1, 97671920), (2, 48835960), (4, 24417980), (5, 19534384), (8, 12208990), (10, 9767192), (16, 6104495), (20, 4883596), (40, 2441798), (43, 2271440), (80, 1220899), (86, 1135720), (172, 567860), (215, 454288), (344, 283930), (430, 227144), (688, 141965), (860, 113572), (1720, 56786), (3440, 28393)]