91085905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 120130560

約数和(自身を除く): 29044655

約数列:

[1, 5, 19, 31, 95, 155, 157, 197, 589, 785, 985, 2945, 2983, 3743, 4867, 6107, 14915, 18715, 24335, 30535, 30929, 92473, 116033, 154645, 462365, 580165, 587651, 958799, 2938255, 4793995, 18217181, 91085905]

約数ペア:

[(1, 91085905), (5, 18217181), (19, 4793995), (31, 2938255), (95, 958799), (155, 587651), (157, 580165), (197, 462365), (589, 154645), (785, 116033), (985, 92473), (2945, 30929), (2983, 30535), (3743, 24335), (4867, 18715), (6107, 14915)]