664367625

素因数分解:

$3^2\times 5^3\times {\mathrm{163}}^1\times {\mathrm{3623}}^1$

素因数の和:3807

約数の個数: 48

約数和(自身を含む): 1205313408

約数和(自身を除く): 540945783

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 163, 225, 375, 489, 815, 1125, 1467, 2445, 3623, 4075, 7335, 10869, 12225, 18115, 20375, 32607, 36675, 54345, 61125, 90575, 163035, 183375, 271725, 452875, 590549, 815175, 1358625, 1771647, 2952745, 4075875, 5314941, 8858235, 14763725, 26574705, 44291175, 73818625, 132873525, 221455875, 664367625]

約数ペア:

[(1, 664367625), (3, 221455875), (5, 132873525), (9, 73818625), (15, 44291175), (25, 26574705), (45, 14763725), (75, 8858235), (125, 5314941), (163, 4075875), (225, 2952745), (375, 1771647), (489, 1358625), (815, 815175), (1125, 590549), (1467, 452875), (2445, 271725), (3623, 183375), (4075, 163035), (7335, 90575), (10869, 61125), (12225, 54345), (18115, 36675), (20375, 32607)]