128425816

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1601}}^1$

素因数の和:1915

約数の個数: 32

約数和(自身を含む): 248374080

約数和(自身を除く): 119948264

約数列:

[1, 2, 4, 8, 37, 74, 148, 271, 296, 542, 1084, 1601, 2168, 3202, 6404, 10027, 12808, 20054, 40108, 59237, 80216, 118474, 236948, 433871, 473896, 867742, 1735484, 3470968, 16053227, 32106454, 64212908, 128425816]

約数ペア:

[(1, 128425816), (2, 64212908), (4, 32106454), (8, 16053227), (37, 3470968), (74, 1735484), (148, 867742), (271, 473896), (296, 433871), (542, 236948), (1084, 118474), (1601, 80216), (2168, 59237), (3202, 40108), (6404, 20054), (10027, 12808)]