63989560

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 148936320

約数和(自身を除く): 84946760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 101, 188, 202, 235, 337, 376, 404, 470, 505, 674, 808, 940, 1010, 1348, 1685, 1880, 2020, 2696, 3370, 4040, 4747, 6740, 9494, 13480, 15839, 18988, 23735, 31678, 34037, 37976, 47470, 63356, 68074, 79195, 94940, 126712, 136148, 158390, 170185, 189880, 272296, 316780, 340370, 633560, 680740, 1361480, 1599739, 3199478, 6398956, 7998695, 12797912, 15997390, 31994780, 63989560]

約数ペア:

[(1, 63989560), (2, 31994780), (4, 15997390), (5, 12797912), (8, 7998695), (10, 6398956), (20, 3199478), (40, 1599739), (47, 1361480), (94, 680740), (101, 633560), (188, 340370), (202, 316780), (235, 272296), (337, 189880), (376, 170185), (404, 158390), (470, 136148), (505, 126712), (674, 94940), (808, 79195), (940, 68074), (1010, 63356), (1348, 47470), (1685, 37976), (1880, 34037), (2020, 31678), (2696, 23735), (3370, 18988), (4040, 15839), (4747, 13480), (6740, 9494)]