3212900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 54

約数和(自身を含む): 7440930

約数和(自身を除く): 4228030

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 89, 95, 100, 178, 190, 356, 361, 380, 445, 475, 722, 890, 950, 1444, 1691, 1780, 1805, 1900, 2225, 3382, 3610, 4450, 6764, 7220, 8455, 8900, 9025, 16910, 18050, 32129, 33820, 36100, 42275, 64258, 84550, 128516, 160645, 169100, 321290, 642580, 803225, 1606450, 3212900]

約数ペア:

[(1, 3212900), (2, 1606450), (4, 803225), (5, 642580), (10, 321290), (19, 169100), (20, 160645), (25, 128516), (38, 84550), (50, 64258), (76, 42275), (89, 36100), (95, 33820), (100, 32129), (178, 18050), (190, 16910), (356, 9025), (361, 8900), (380, 8455), (445, 7220), (475, 6764), (722, 4450), (890, 3610), (950, 3382), (1444, 2225), (1691, 1900), (1780, 1805)]