30879500

素因数分解:

$2^2\times 5^3\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 68053440

約数和(自身を除く): 37173940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 151, 250, 302, 409, 500, 604, 755, 818, 1510, 1636, 2045, 3020, 3775, 4090, 7550, 8180, 10225, 15100, 18875, 20450, 37750, 40900, 51125, 61759, 75500, 102250, 123518, 204500, 247036, 308795, 617590, 1235180, 1543975, 3087950, 6175900, 7719875, 15439750, 30879500]

約数ペア:

[(1, 30879500), (2, 15439750), (4, 7719875), (5, 6175900), (10, 3087950), (20, 1543975), (25, 1235180), (50, 617590), (100, 308795), (125, 247036), (151, 204500), (250, 123518), (302, 102250), (409, 75500), (500, 61759), (604, 51125), (755, 40900), (818, 37750), (1510, 20450), (1636, 18875), (2045, 15100), (3020, 10225), (3775, 8180), (4090, 7550)]