20160787575

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{22247}}^1$

素因数の和:22584

約数の個数: 48

約数和(自身を含む): 34230594816

約数和(自身を除く): 14069807241

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 281, 645, 843, 1075, 1405, 3225, 4215, 7025, 12083, 21075, 22247, 36249, 60415, 66741, 111235, 181245, 302075, 333705, 556175, 906225, 956621, 1668525, 2869863, 4783105, 6251407, 14349315, 18754221, 23915525, 31257035, 71746575, 93771105, 156285175, 268810501, 468855525, 806431503, 1344052505, 4032157515, 6720262525, 20160787575]

約数ペア:

[(1, 20160787575), (3, 6720262525), (5, 4032157515), (15, 1344052505), (25, 806431503), (43, 468855525), (75, 268810501), (129, 156285175), (215, 93771105), (281, 71746575), (645, 31257035), (843, 23915525), (1075, 18754221), (1405, 14349315), (3225, 6251407), (4215, 4783105), (7025, 2869863), (12083, 1668525), (21075, 956621), (22247, 906225), (36249, 556175), (60415, 333705), (66741, 302075), (111235, 181245)]