105159560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1201}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 259632000

約数和(自身を除く): 154472440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 796, 995, 1201, 1592, 1990, 2189, 2402, 3980, 4378, 4804, 6005, 7960, 8756, 9608, 10945, 12010, 13211, 17512, 21890, 24020, 26422, 43780, 48040, 52844, 66055, 87560, 105688, 132110, 238999, 264220, 477998, 528440, 955996, 1194995, 1911992, 2389990, 2628989, 4779980, 5257978, 9559960, 10515956, 13144945, 21031912, 26289890, 52579780, 105159560]

約数ペア:

[(1, 105159560), (2, 52579780), (4, 26289890), (5, 21031912), (8, 13144945), (10, 10515956), (11, 9559960), (20, 5257978), (22, 4779980), (40, 2628989), (44, 2389990), (55, 1911992), (88, 1194995), (110, 955996), (199, 528440), (220, 477998), (398, 264220), (440, 238999), (796, 132110), (995, 105688), (1201, 87560), (1592, 66055), (1990, 52844), (2189, 48040), (2402, 43780), (3980, 26422), (4378, 24020), (4804, 21890), (6005, 17512), (7960, 13211), (8756, 12010), (9608, 10945)]