129985120

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3089}}^1$

素因数の和:3367

約数の個数: 48

約数和(自身を含む): 308357280

約数和(自身を除く): 178372160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 526, 1052, 1315, 2104, 2630, 3089, 4208, 5260, 6178, 8416, 10520, 12356, 15445, 21040, 24712, 30890, 42080, 49424, 61780, 98848, 123560, 247120, 494240, 812407, 1624814, 3249628, 4062035, 6499256, 8124070, 12998512, 16248140, 25997024, 32496280, 64992560, 129985120]

約数ペア:

[(1, 129985120), (2, 64992560), (4, 32496280), (5, 25997024), (8, 16248140), (10, 12998512), (16, 8124070), (20, 6499256), (32, 4062035), (40, 3249628), (80, 1624814), (160, 812407), (263, 494240), (526, 247120), (1052, 123560), (1315, 98848), (2104, 61780), (2630, 49424), (3089, 42080), (4208, 30890), (5260, 24712), (6178, 21040), (8416, 15445), (10520, 12356)]