51905750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{15971}}^1$

素因数の和:16001

約数の個数: 32

約数和(自身を含む): 104648544

約数和(自身を除く): 52742794

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 15971, 31942, 79855, 159710, 207623, 399275, 415246, 798550, 1038115, 1996375, 2076230, 3992750, 5190575, 10381150, 25952875, 51905750]

約数ペア:

[(1, 51905750), (2, 25952875), (5, 10381150), (10, 5190575), (13, 3992750), (25, 2076230), (26, 1996375), (50, 1038115), (65, 798550), (125, 415246), (130, 399275), (250, 207623), (325, 159710), (650, 79855), (1625, 31942), (3250, 15971)]