25557880

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1741}}^1$

素因数の和:2119

約数の個数: 32

約数和(自身を含む): 57695040

約数和(自身を除く): 32137160

約数列:

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

約数ペア:

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