28182250

素因数分解:

$2^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 53202240

約数和(自身を除く): 25019990

約数列:

[1, 2, 5, 10, 25, 50, 125, 139, 250, 278, 695, 811, 1390, 1622, 3475, 4055, 6950, 8110, 17375, 20275, 34750, 40550, 101375, 112729, 202750, 225458, 563645, 1127290, 2818225, 5636450, 14091125, 28182250]

約数ペア:

[(1, 28182250), (2, 14091125), (5, 5636450), (10, 2818225), (25, 1127290), (50, 563645), (125, 225458), (139, 202750), (250, 112729), (278, 101375), (695, 40550), (811, 34750), (1390, 20275), (1622, 17375), (3475, 8110), (4055, 6950)]