80491408

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{60611}}^1$

素因数の和:60702

約数の個数: 20

約数和(自身を含む): 157833648

約数和(自身を除く): 77342240

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 60611, 121222, 242444, 484888, 969776, 5030713, 10061426, 20122852, 40245704, 80491408]

約数ペア:

[(1, 80491408), (2, 40245704), (4, 20122852), (8, 10061426), (16, 5030713), (83, 969776), (166, 484888), (332, 242444), (664, 121222), (1328, 60611)]