77164040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24419}}^1$

素因数の和:24509

約数の個数: 32

約数和(自身を含む): 175824000

約数和(自身を除く): 98659960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 24419, 48838, 97676, 122095, 195352, 244190, 488380, 976760, 1929101, 3858202, 7716404, 9645505, 15432808, 19291010, 38582020, 77164040]

約数ペア:

[(1, 77164040), (2, 38582020), (4, 19291010), (5, 15432808), (8, 9645505), (10, 7716404), (20, 3858202), (40, 1929101), (79, 976760), (158, 488380), (316, 244190), (395, 195352), (632, 122095), (790, 97676), (1580, 48838), (3160, 24419)]