84753560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51679}}^1$

素因数の和:51731

約数の個数: 32

約数和(自身を含む): 195350400

約数和(自身を除く): 110596840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51679, 103358, 206716, 258395, 413432, 516790, 1033580, 2067160, 2118839, 4237678, 8475356, 10594195, 16950712, 21188390, 42376780, 84753560]

約数ペア:

[(1, 84753560), (2, 42376780), (4, 21188390), (5, 16950712), (8, 10594195), (10, 8475356), (20, 4237678), (40, 2118839), (41, 2067160), (82, 1033580), (164, 516790), (205, 413432), (328, 258395), (410, 206716), (820, 103358), (1640, 51679)]