51781870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19993}}^1$

素因数の和:20044

約数の個数: 32

約数和(自身を含む): 109407168

約数和(自身を除く): 57625298

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 19993, 39986, 99965, 139951, 199930, 279902, 699755, 739741, 1399510, 1479482, 3698705, 5178187, 7397410, 10356374, 25890935, 51781870]

約数ペア:

[(1, 51781870), (2, 25890935), (5, 10356374), (7, 7397410), (10, 5178187), (14, 3698705), (35, 1479482), (37, 1399510), (70, 739741), (74, 699755), (185, 279902), (259, 199930), (370, 139951), (518, 99965), (1295, 39986), (2590, 19993)]