129548900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{439}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 304772160

約数和(自身を除く): 175223260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 227, 260, 325, 439, 454, 650, 878, 908, 1135, 1300, 1756, 2195, 2270, 2951, 4390, 4540, 5675, 5707, 5902, 8780, 10975, 11350, 11414, 11804, 14755, 21950, 22700, 22828, 28535, 29510, 43900, 57070, 59020, 73775, 99653, 114140, 142675, 147550, 199306, 285350, 295100, 398612, 498265, 570700, 996530, 1295489, 1993060, 2491325, 2590978, 4982650, 5181956, 6477445, 9965300, 12954890, 25909780, 32387225, 64774450, 129548900]

約数ペア:

[(1, 129548900), (2, 64774450), (4, 32387225), (5, 25909780), (10, 12954890), (13, 9965300), (20, 6477445), (25, 5181956), (26, 4982650), (50, 2590978), (52, 2491325), (65, 1993060), (100, 1295489), (130, 996530), (227, 570700), (260, 498265), (325, 398612), (439, 295100), (454, 285350), (650, 199306), (878, 147550), (908, 142675), (1135, 114140), (1300, 99653), (1756, 73775), (2195, 59020), (2270, 57070), (2951, 43900), (4390, 29510), (4540, 28535), (5675, 22828), (5707, 22700), (5902, 21950), (8780, 14755), (10975, 11804), (11350, 11414)]