158404760

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{7873}}^1$

素因数の和:8387

約数の個数: 32

約数和(自身を含む): 357164640

約数和(自身を除く): 198759880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 7873, 10060, 15746, 20120, 31492, 39365, 62984, 78730, 157460, 314920, 3960119, 7920238, 15840476, 19800595, 31680952, 39601190, 79202380, 158404760]

約数ペア:

[(1, 158404760), (2, 79202380), (4, 39601190), (5, 31680952), (8, 19800595), (10, 15840476), (20, 7920238), (40, 3960119), (503, 314920), (1006, 157460), (2012, 78730), (2515, 62984), (4024, 39365), (5030, 31492), (7873, 20120), (10060, 15746)]