51115760

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1741}}^1$

素因数の和:2121

約数の個数: 40

約数和(自身を含む): 119236416

約数和(自身を除く): 68120656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1468, 1741, 1835, 2936, 3482, 3670, 5872, 6964, 7340, 8705, 13928, 14680, 17410, 27856, 29360, 34820, 69640, 139280, 638947, 1277894, 2555788, 3194735, 5111576, 6389470, 10223152, 12778940, 25557880, 51115760]

約数ペア:

[(1, 51115760), (2, 25557880), (4, 12778940), (5, 10223152), (8, 6389470), (10, 5111576), (16, 3194735), (20, 2555788), (40, 1277894), (80, 638947), (367, 139280), (734, 69640), (1468, 34820), (1741, 29360), (1835, 27856), (2936, 17410), (3482, 14680), (3670, 13928), (5872, 8705), (6964, 7340)]