80204360

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{29927}}^1$

素因数の和:30005

約数の個数: 32

約数和(自身を含む): 183159360

約数和(自身を除く): 102955000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 29927, 59854, 119708, 149635, 239416, 299270, 598540, 1197080, 2005109, 4010218, 8020436, 10025545, 16040872, 20051090, 40102180, 80204360]

約数ペア:

[(1, 80204360), (2, 40102180), (4, 20051090), (5, 16040872), (8, 10025545), (10, 8020436), (20, 4010218), (40, 2005109), (67, 1197080), (134, 598540), (268, 299270), (335, 239416), (536, 149635), (670, 119708), (1340, 59854), (2680, 29927)]