201675487504

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{640907}}^1$

素因数の和:641263

約数の個数: 40

約数和(自身を含む): 397680850368

約数和(自身を除く): 196005362864

約数列:

[1, 2, 4, 8, 16, 71, 142, 277, 284, 554, 568, 1108, 1136, 2216, 4432, 19667, 39334, 78668, 157336, 314672, 640907, 1281814, 2563628, 5127256, 10254512, 45504397, 91008794, 177531239, 182017588, 355062478, 364035176, 710124956, 728070352, 1420249912, 2840499824, 12604717969, 25209435938, 50418871876, 100837743752, 201675487504]

約数ペア:

[(1, 201675487504), (2, 100837743752), (4, 50418871876), (8, 25209435938), (16, 12604717969), (71, 2840499824), (142, 1420249912), (277, 728070352), (284, 710124956), (554, 364035176), (568, 355062478), (1108, 182017588), (1136, 177531239), (2216, 91008794), (4432, 45504397), (19667, 10254512), (39334, 5127256), (78668, 2563628), (157336, 1281814), (314672, 640907)]