53126960

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3371}}^1$

素因数の和:3581

約数の個数: 40

約数和(自身を含む): 124184016

約数和(自身を除く): 71057056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3371, 3940, 6742, 7880, 13484, 15760, 16855, 26968, 33710, 53936, 67420, 134840, 269680, 664087, 1328174, 2656348, 3320435, 5312696, 6640870, 10625392, 13281740, 26563480, 53126960]

約数ペア:

[(1, 53126960), (2, 26563480), (4, 13281740), (5, 10625392), (8, 6640870), (10, 5312696), (16, 3320435), (20, 2656348), (40, 1328174), (80, 664087), (197, 269680), (394, 134840), (788, 67420), (985, 53936), (1576, 33710), (1970, 26968), (3152, 16855), (3371, 15760), (3940, 13484), (6742, 7880)]