83422520

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{4003}}^1$

素因数の和:4535

約数の個数: 32

約数和(自身を含む): 188107920

約数和(自身を除く): 104685400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 4003, 4168, 5210, 8006, 10420, 16012, 20015, 20840, 32024, 40030, 80060, 160120, 2085563, 4171126, 8342252, 10427815, 16684504, 20855630, 41711260, 83422520]

約数ペア:

[(1, 83422520), (2, 41711260), (4, 20855630), (5, 16684504), (8, 10427815), (10, 8342252), (20, 4171126), (40, 2085563), (521, 160120), (1042, 80060), (2084, 40030), (2605, 32024), (4003, 20840), (4168, 20015), (5210, 16012), (8006, 10420)]