15780490055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1\times {\mathrm{2399}}^1$

素因数の和:3215

約数の個数: 32

約数和(自身を含む): 20805120000

約数和(自身を除く): 5024629945

約数列:

[1, 5, 11, 55, 199, 601, 995, 2189, 2399, 3005, 6611, 10945, 11995, 26389, 33055, 119599, 131945, 477401, 597995, 1315589, 1441799, 2387005, 5251411, 6577945, 7208995, 15859789, 26257055, 79298945, 286918001, 1434590005, 3156098011, 15780490055]

約数ペア:

[(1, 15780490055), (5, 3156098011), (11, 1434590005), (55, 286918001), (199, 79298945), (601, 26257055), (995, 15859789), (2189, 7208995), (2399, 6577945), (3005, 5251411), (6611, 2387005), (10945, 1441799), (11995, 1315589), (26389, 597995), (33055, 477401), (119599, 131945)]