20143438525

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{263399}}^1$

素因数の和:263458

約数の個数: 48

約数和(自身を含む): 31355136000

約数和(自身を除く): 11211697475

約数列:

[1, 5, 7, 19, 23, 25, 35, 95, 115, 133, 161, 175, 437, 475, 575, 665, 805, 2185, 3059, 3325, 4025, 10925, 15295, 76475, 263399, 1316995, 1843793, 5004581, 6058177, 6584975, 9218965, 25022905, 30290885, 35032067, 42407239, 46094825, 115105363, 125114525, 151454425, 175160335, 212036195, 575526815, 805737541, 875801675, 1060180975, 2877634075, 4028687705, 20143438525]

約数ペア:

[(1, 20143438525), (5, 4028687705), (7, 2877634075), (19, 1060180975), (23, 875801675), (25, 805737541), (35, 575526815), (95, 212036195), (115, 175160335), (133, 151454425), (161, 125114525), (175, 115105363), (437, 46094825), (475, 42407239), (575, 35032067), (665, 30290885), (805, 25022905), (2185, 9218965), (3059, 6584975), (3325, 6058177), (4025, 5004581), (10925, 1843793), (15295, 1316995), (76475, 263399)]