51891376

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 102676464

約数和(自身を除く): 50785088

約数列:

[1, 2, 4, 8, 16, 101, 163, 197, 202, 326, 394, 404, 652, 788, 808, 1304, 1576, 1616, 2608, 3152, 16463, 19897, 32111, 32926, 39794, 64222, 65852, 79588, 128444, 131704, 159176, 256888, 263408, 318352, 513776, 3243211, 6486422, 12972844, 25945688, 51891376]

約数ペア:

[(1, 51891376), (2, 25945688), (4, 12972844), (8, 6486422), (16, 3243211), (101, 513776), (163, 318352), (197, 263408), (202, 256888), (326, 159176), (394, 131704), (404, 128444), (652, 79588), (788, 65852), (808, 64222), (1304, 39794), (1576, 32926), (1616, 32111), (2608, 19897), (3152, 16463)]