54358520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79939}}^1$

素因数の和:79967

約数の個数: 32

約数和(自身を含む): 129502800

約数和(自身を除く): 75144280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 79939, 159878, 319756, 399695, 639512, 799390, 1358963, 1598780, 2717926, 3197560, 5435852, 6794815, 10871704, 13589630, 27179260, 54358520]

約数ペア:

[(1, 54358520), (2, 27179260), (4, 13589630), (5, 10871704), (8, 6794815), (10, 5435852), (17, 3197560), (20, 2717926), (34, 1598780), (40, 1358963), (68, 799390), (85, 639512), (136, 399695), (170, 319756), (340, 159878), (680, 79939)]