77551240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{509}}^1$

素因数の和:826

約数の個数: 64

約数和(自身を含む): 188924400

約数和(自身を除く): 111373160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 293, 509, 520, 586, 1018, 1172, 1465, 2036, 2344, 2545, 2930, 3809, 4072, 5090, 5860, 6617, 7618, 10180, 11720, 13234, 15236, 19045, 20360, 26468, 30472, 33085, 38090, 52936, 66170, 76180, 132340, 149137, 152360, 264680, 298274, 596548, 745685, 1193096, 1491370, 1938781, 2982740, 3877562, 5965480, 7755124, 9693905, 15510248, 19387810, 38775620, 77551240]

約数ペア:

[(1, 77551240), (2, 38775620), (4, 19387810), (5, 15510248), (8, 9693905), (10, 7755124), (13, 5965480), (20, 3877562), (26, 2982740), (40, 1938781), (52, 1491370), (65, 1193096), (104, 745685), (130, 596548), (260, 298274), (293, 264680), (509, 152360), (520, 149137), (586, 132340), (1018, 76180), (1172, 66170), (1465, 52936), (2036, 38090), (2344, 33085), (2545, 30472), (2930, 26468), (3809, 20360), (4072, 19045), (5090, 15236), (5860, 13234), (6617, 11720), (7618, 10180)]