53560420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 115315200

約数和(自身を除く): 61754780

約数列:

[1, 2, 4, 5, 10, 20, 79, 109, 158, 218, 311, 316, 395, 436, 545, 622, 790, 1090, 1244, 1555, 1580, 2180, 3110, 6220, 8611, 17222, 24569, 33899, 34444, 43055, 49138, 67798, 86110, 98276, 122845, 135596, 169495, 172220, 245690, 338990, 491380, 677980, 2678021, 5356042, 10712084, 13390105, 26780210, 53560420]

約数ペア:

[(1, 53560420), (2, 26780210), (4, 13390105), (5, 10712084), (10, 5356042), (20, 2678021), (79, 677980), (109, 491380), (158, 338990), (218, 245690), (311, 172220), (316, 169495), (395, 135596), (436, 122845), (545, 98276), (622, 86110), (790, 67798), (1090, 49138), (1244, 43055), (1555, 34444), (1580, 33899), (2180, 24569), (3110, 17222), (6220, 8611)]