15691872080

素因数分解:

$2^4\times 5^1\times {\mathrm{4021}}^1\times {\mathrm{48781}}^1$

素因数の和:52815

約数の個数: 40

約数和(自身を含む): 36493423944

約数和(自身を除く): 20801551864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4021, 8042, 16084, 20105, 32168, 40210, 48781, 64336, 80420, 97562, 160840, 195124, 243905, 321680, 390248, 487810, 780496, 975620, 1951240, 3902480, 196148401, 392296802, 784593604, 980742005, 1569187208, 1961484010, 3138374416, 3922968020, 7845936040, 15691872080]

約数ペア:

[(1, 15691872080), (2, 7845936040), (4, 3922968020), (5, 3138374416), (8, 1961484010), (10, 1569187208), (16, 980742005), (20, 784593604), (40, 392296802), (80, 196148401), (4021, 3902480), (8042, 1951240), (16084, 975620), (20105, 780496), (32168, 487810), (40210, 390248), (48781, 321680), (64336, 243905), (80420, 195124), (97562, 160840)]