73431920

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8123}}^1$

素因数の和:8249

約数の個数: 40

約数和(自身を含む): 172261296

約数和(自身を除く): 98829376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 8123, 9040, 16246, 32492, 40615, 64984, 81230, 129968, 162460, 324920, 649840, 917899, 1835798, 3671596, 4589495, 7343192, 9178990, 14686384, 18357980, 36715960, 73431920]

約数ペア:

[(1, 73431920), (2, 36715960), (4, 18357980), (5, 14686384), (8, 9178990), (10, 7343192), (16, 4589495), (20, 3671596), (40, 1835798), (80, 917899), (113, 649840), (226, 324920), (452, 162460), (565, 129968), (904, 81230), (1130, 64984), (1808, 40615), (2260, 32492), (4520, 16246), (8123, 9040)]