81153608

素因数分解:

$2^3\times {\mathrm{173}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 154344960

約数和(自身を除く): 73191352

約数列:

[1, 2, 4, 8, 173, 191, 307, 346, 382, 614, 692, 764, 1228, 1384, 1528, 2456, 33043, 53111, 58637, 66086, 106222, 117274, 132172, 212444, 234548, 264344, 424888, 469096, 10144201, 20288402, 40576804, 81153608]

約数ペア:

[(1, 81153608), (2, 40576804), (4, 20288402), (8, 10144201), (173, 469096), (191, 424888), (307, 264344), (346, 234548), (382, 212444), (614, 132172), (692, 117274), (764, 106222), (1228, 66086), (1384, 58637), (1528, 53111), (2456, 33043)]