73348280

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16823}}^1$

素因数の和:16943

約数の個数: 32

約数和(自身を含む): 166557600

約数和(自身を除く): 93209320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 16823, 33646, 67292, 84115, 134584, 168230, 336460, 672920, 1833707, 3667414, 7334828, 9168535, 14669656, 18337070, 36674140, 73348280]

約数ペア:

[(1, 73348280), (2, 36674140), (4, 18337070), (5, 14669656), (8, 9168535), (10, 7334828), (20, 3667414), (40, 1833707), (109, 672920), (218, 336460), (436, 168230), (545, 134584), (872, 84115), (1090, 67292), (2180, 33646), (4360, 16823)]