201150920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122653}}^1$

素因数の和:122705

約数の個数: 32

約数和(自身を含む): 463632120

約数和(自身を除く): 262481200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 122653, 245306, 490612, 613265, 981224, 1226530, 2453060, 4906120, 5028773, 10057546, 20115092, 25143865, 40230184, 50287730, 100575460, 201150920]

約数ペア:

[(1, 201150920), (2, 100575460), (4, 50287730), (5, 40230184), (8, 25143865), (10, 20115092), (20, 10057546), (40, 5028773), (41, 4906120), (82, 2453060), (164, 1226530), (205, 981224), (328, 613265), (410, 490612), (820, 245306), (1640, 122653)]