50144440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20551}}^1$

素因数の和:20623

約数の個数: 32

約数和(自身を含む): 114680160

約数和(自身を除く): 64535720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 20551, 41102, 82204, 102755, 164408, 205510, 411020, 822040, 1253611, 2507222, 5014444, 6268055, 10028888, 12536110, 25072220, 50144440]

約数ペア:

[(1, 50144440), (2, 25072220), (4, 12536110), (5, 10028888), (8, 6268055), (10, 5014444), (20, 2507222), (40, 1253611), (61, 822040), (122, 411020), (244, 205510), (305, 164408), (488, 102755), (610, 82204), (1220, 41102), (2440, 20551)]