80911408

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{29231}}^1$

素因数の和:29412

約数の個数: 20

約数和(自身を含む): 157677408

約数和(自身を除く): 76766000

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 29231, 58462, 116924, 233848, 467696, 5056963, 10113926, 20227852, 40455704, 80911408]

約数ペア:

[(1, 80911408), (2, 40455704), (4, 20227852), (8, 10113926), (16, 5056963), (173, 467696), (346, 233848), (692, 116924), (1384, 58462), (2768, 29231)]