7889875

素因数分解:

$5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 11501568

約数和(自身を除く): 3611693

約数列:

[1, 5, 7, 25, 35, 71, 125, 127, 175, 355, 497, 635, 875, 889, 1775, 2485, 3175, 4445, 8875, 9017, 12425, 15875, 22225, 45085, 62125, 63119, 111125, 225425, 315595, 1127125, 1577975, 7889875]

約数ペア:

[(1, 7889875), (5, 1577975), (7, 1127125), (25, 315595), (35, 225425), (71, 111125), (125, 63119), (127, 62125), (175, 45085), (355, 22225), (497, 15875), (635, 12425), (875, 9017), (889, 8875), (1775, 4445), (2485, 3175)]