12213500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1911

約数の個数: 48

約数和(自身を含む): 28741440

約数和(自身を除く): 16527940

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 1879, 3250, 3758, 6500, 7516, 9395, 18790, 24427, 37580, 46975, 48854, 93950, 97708, 122135, 187900, 234875, 244270, 469750, 488540, 610675, 939500, 1221350, 2442700, 3053375, 6106750, 12213500]

約数ペア:

[(1, 12213500), (2, 6106750), (4, 3053375), (5, 2442700), (10, 1221350), (13, 939500), (20, 610675), (25, 488540), (26, 469750), (50, 244270), (52, 234875), (65, 187900), (100, 122135), (125, 97708), (130, 93950), (250, 48854), (260, 46975), (325, 37580), (500, 24427), (650, 18790), (1300, 9395), (1625, 7516), (1879, 6500), (3250, 3758)]