68528950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:446

約数の個数: 72

約数和(自身を含む): 150505992

約数和(自身を除く): 81977042

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 83, 98, 166, 175, 245, 337, 350, 415, 490, 581, 674, 830, 1162, 1225, 1685, 2075, 2359, 2450, 2905, 3370, 4067, 4150, 4718, 5810, 8134, 8425, 11795, 14525, 16513, 16850, 20335, 23590, 27971, 29050, 33026, 40670, 55942, 58975, 82565, 101675, 117950, 139855, 165130, 195797, 203350, 279710, 391594, 412825, 699275, 825650, 978985, 1370579, 1398550, 1957970, 2741158, 4894925, 6852895, 9789850, 13705790, 34264475, 68528950]

約数ペア:

[(1, 68528950), (2, 34264475), (5, 13705790), (7, 9789850), (10, 6852895), (14, 4894925), (25, 2741158), (35, 1957970), (49, 1398550), (50, 1370579), (70, 978985), (83, 825650), (98, 699275), (166, 412825), (175, 391594), (245, 279710), (337, 203350), (350, 195797), (415, 165130), (490, 139855), (581, 117950), (674, 101675), (830, 82565), (1162, 58975), (1225, 55942), (1685, 40670), (2075, 33026), (2359, 29050), (2450, 27971), (2905, 23590), (3370, 20335), (4067, 16850), (4150, 16513), (4718, 14525), (5810, 11795), (8134, 8425)]