139022005

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 190978560

約数和(自身を除く): 51956555

約数列:

[1, 5, 17, 23, 47, 85, 89, 115, 235, 289, 391, 445, 799, 1081, 1445, 1513, 1955, 2047, 3995, 4183, 5405, 6647, 7565, 10235, 13583, 18377, 20915, 25721, 33235, 34799, 67915, 71111, 91885, 96209, 128605, 173995, 312409, 355555, 481045, 591583, 1208887, 1562045, 1635553, 2957915, 6044435, 8177765, 27804401, 139022005]

約数ペア:

[(1, 139022005), (5, 27804401), (17, 8177765), (23, 6044435), (47, 2957915), (85, 1635553), (89, 1562045), (115, 1208887), (235, 591583), (289, 481045), (391, 355555), (445, 312409), (799, 173995), (1081, 128605), (1445, 96209), (1513, 91885), (1955, 71111), (2047, 67915), (3995, 34799), (4183, 33235), (5405, 25721), (6647, 20915), (7565, 18377), (10235, 13583)]