9004450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2011

約数の個数: 48

約数和(自身を含む): 20623680

約数和(自身を除く): 11619230

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 1979, 2275, 3958, 4550, 9895, 13853, 19790, 25727, 27706, 49475, 51454, 69265, 98950, 128635, 138530, 180089, 257270, 346325, 360178, 643175, 692650, 900445, 1286350, 1800890, 4502225, 9004450]

約数ペア:

[(1, 9004450), (2, 4502225), (5, 1800890), (7, 1286350), (10, 900445), (13, 692650), (14, 643175), (25, 360178), (26, 346325), (35, 257270), (50, 180089), (65, 138530), (70, 128635), (91, 98950), (130, 69265), (175, 51454), (182, 49475), (325, 27706), (350, 25727), (455, 19790), (650, 13853), (910, 9895), (1979, 4550), (2275, 3958)]