86455625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 116962560

約数和(自身を除く): 30506935

約数列:

[1, 5, 17, 25, 79, 85, 103, 125, 395, 425, 515, 625, 1343, 1751, 1975, 2125, 2575, 6715, 8137, 8755, 9875, 10625, 12875, 33575, 40685, 43775, 49375, 64375, 138329, 167875, 203425, 218875, 691645, 839375, 1017125, 1094375, 3458225, 5085625, 17291125, 86455625]

約数ペア:

[(1, 86455625), (5, 17291125), (17, 5085625), (25, 3458225), (79, 1094375), (85, 1017125), (103, 839375), (125, 691645), (395, 218875), (425, 203425), (515, 167875), (625, 138329), (1343, 64375), (1751, 49375), (1975, 43775), (2125, 40685), (2575, 33575), (6715, 12875), (8137, 10625), (8755, 9875)]