20980211150

素因数分解:

$2^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{307}}^1\times {\mathrm{5081}}^1$

素因数の和:5669

約数の個数: 48

約数和(自身を含む): 39303578160

約数和(自身を除く): 18323367010

約数列:

[1, 2, 5, 10, 25, 50, 269, 307, 538, 614, 1345, 1535, 2690, 3070, 5081, 6725, 7675, 10162, 13450, 15350, 25405, 50810, 82583, 127025, 165166, 254050, 412915, 825830, 1366789, 1559867, 2064575, 2733578, 3119734, 4129150, 6833945, 7799335, 13667890, 15598670, 34169725, 38996675, 68339450, 77993350, 419604223, 839208446, 2098021115, 4196042230, 10490105575, 20980211150]

約数ペア:

[(1, 20980211150), (2, 10490105575), (5, 4196042230), (10, 2098021115), (25, 839208446), (50, 419604223), (269, 77993350), (307, 68339450), (538, 38996675), (614, 34169725), (1345, 15598670), (1535, 13667890), (2690, 7799335), (3070, 6833945), (5081, 4129150), (6725, 3119734), (7675, 2733578), (10162, 2064575), (13450, 1559867), (15350, 1366789), (25405, 825830), (50810, 412915), (82583, 254050), (127025, 165166)]