157440656

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2399

約数の個数: 40

約数和(自身を含む): 315542304

約数和(自身を除く): 158101648

約数列:

[1, 2, 4, 8, 16, 41, 82, 107, 164, 214, 328, 428, 656, 856, 1712, 2243, 4387, 4486, 8774, 8972, 17548, 17944, 35096, 35888, 70192, 91963, 183926, 240001, 367852, 480002, 735704, 960004, 1471408, 1920008, 3840016, 9840041, 19680082, 39360164, 78720328, 157440656]

約数ペア:

[(1, 157440656), (2, 78720328), (4, 39360164), (8, 19680082), (16, 9840041), (41, 3840016), (82, 1920008), (107, 1471408), (164, 960004), (214, 735704), (328, 480002), (428, 367852), (656, 240001), (856, 183926), (1712, 91963), (2243, 70192), (4387, 35888), (4486, 35096), (8774, 17944), (8972, 17548)]