947951875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6863}}^1$

素因数の和:6913

約数の個数: 40

約数和(自身を含む): 1350917568

約数和(自身を除く): 402965693

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 625, 1105, 1625, 2125, 5525, 6863, 8125, 10625, 27625, 34315, 89219, 116671, 138125, 171575, 446095, 583355, 857875, 1516723, 2230475, 2916775, 4289375, 7583615, 11152375, 14583875, 37918075, 55761875, 72919375, 189590375, 947951875]

約数ペア:

[(1, 947951875), (5, 189590375), (13, 72919375), (17, 55761875), (25, 37918075), (65, 14583875), (85, 11152375), (125, 7583615), (221, 4289375), (325, 2916775), (425, 2230475), (625, 1516723), (1105, 857875), (1625, 583355), (2125, 446095), (5525, 171575), (6863, 138125), (8125, 116671), (10625, 89219), (27625, 34315)]