225242120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 517017600

約数和(自身を除く): 291775480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 127, 202, 254, 404, 439, 505, 508, 635, 808, 878, 1010, 1016, 1270, 1756, 2020, 2195, 2540, 3512, 4040, 4390, 5080, 8780, 12827, 17560, 25654, 44339, 51308, 55753, 64135, 88678, 102616, 111506, 128270, 177356, 221695, 223012, 256540, 278765, 354712, 443390, 446024, 513080, 557530, 886780, 1115060, 1773560, 2230120, 5631053, 11262106, 22524212, 28155265, 45048424, 56310530, 112621060, 225242120]

約数ペア:

[(1, 225242120), (2, 112621060), (4, 56310530), (5, 45048424), (8, 28155265), (10, 22524212), (20, 11262106), (40, 5631053), (101, 2230120), (127, 1773560), (202, 1115060), (254, 886780), (404, 557530), (439, 513080), (505, 446024), (508, 443390), (635, 354712), (808, 278765), (878, 256540), (1010, 223012), (1016, 221695), (1270, 177356), (1756, 128270), (2020, 111506), (2195, 102616), (2540, 88678), (3512, 64135), (4040, 55753), (4390, 51308), (5080, 44339), (8780, 25654), (12827, 17560)]