25288425

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1583}}^1$

素因数の和:1670

約数の個数: 36

約数和(自身を含む): 45961344

約数和(自身を除く): 20672919

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1583, 1775, 3195, 4749, 5325, 7915, 14247, 15975, 23745, 39575, 71235, 112393, 118725, 337179, 356175, 561965, 1011537, 1685895, 2809825, 5057685, 8429475, 25288425]

約数ペア:

[(1, 25288425), (3, 8429475), (5, 5057685), (9, 2809825), (15, 1685895), (25, 1011537), (45, 561965), (71, 356175), (75, 337179), (213, 118725), (225, 112393), (355, 71235), (639, 39575), (1065, 23745), (1583, 15975), (1775, 14247), (3195, 7915), (4749, 5325)]