80267960

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{4297}}^1$

素因数の和:4775

約数の個数: 32

約数和(自身を含む): 181031760

約数和(自身を除く): 100763800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1868, 2335, 3736, 4297, 4670, 8594, 9340, 17188, 18680, 21485, 34376, 42970, 85940, 171880, 2006699, 4013398, 8026796, 10033495, 16053592, 20066990, 40133980, 80267960]

約数ペア:

[(1, 80267960), (2, 40133980), (4, 20066990), (5, 16053592), (8, 10033495), (10, 8026796), (20, 4013398), (40, 2006699), (467, 171880), (934, 85940), (1868, 42970), (2335, 34376), (3736, 21485), (4297, 18680), (4670, 17188), (8594, 9340)]