81004750

素因数分解:

$2^1\times 5^3\times {\mathrm{223}}^1\times {\mathrm{1453}}^1$

素因数の和:1693

約数の個数: 32

約数和(自身を含む): 152425728

約数和(自身を除く): 71420978

約数列:

[1, 2, 5, 10, 25, 50, 125, 223, 250, 446, 1115, 1453, 2230, 2906, 5575, 7265, 11150, 14530, 27875, 36325, 55750, 72650, 181625, 324019, 363250, 648038, 1620095, 3240190, 8100475, 16200950, 40502375, 81004750]

約数ペア:

[(1, 81004750), (2, 40502375), (5, 16200950), (10, 8100475), (25, 3240190), (50, 1620095), (125, 648038), (223, 363250), (250, 324019), (446, 181625), (1115, 72650), (1453, 55750), (2230, 36325), (2906, 27875), (5575, 14530), (7265, 11150)]