130872880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23041}}^1$

素因数の和:23125

約数の個数: 40

約数和(自身を含む): 308578464

約数和(自身を除く): 177705584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 23041, 46082, 92164, 115205, 184328, 230410, 368656, 460820, 921640, 1635911, 1843280, 3271822, 6543644, 8179555, 13087288, 16359110, 26174576, 32718220, 65436440, 130872880]

約数ペア:

[(1, 130872880), (2, 65436440), (4, 32718220), (5, 26174576), (8, 16359110), (10, 13087288), (16, 8179555), (20, 6543644), (40, 3271822), (71, 1843280), (80, 1635911), (142, 921640), (284, 460820), (355, 368656), (568, 230410), (710, 184328), (1136, 115205), (1420, 92164), (2840, 46082), (5680, 23041)]