72191245

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 101376000

約数和(自身を除く): 29184755

約数列:

[1, 5, 7, 35, 109, 127, 149, 545, 635, 745, 763, 889, 1043, 3815, 4445, 5215, 13843, 16241, 18923, 69215, 81205, 94615, 96901, 113687, 132461, 484505, 568435, 662305, 2062607, 10313035, 14438249, 72191245]

約数ペア:

[(1, 72191245), (5, 14438249), (7, 10313035), (35, 2062607), (109, 662305), (127, 568435), (149, 484505), (545, 132461), (635, 113687), (745, 96901), (763, 94615), (889, 81205), (1043, 69215), (3815, 18923), (4445, 16241), (5215, 13843)]