947990125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{5647}}^1$

素因数の和:5758

約数の個数: 32

約数和(自身を含む): 1268766720

約数和(自身を除く): 320776595

約数列:

[1, 5, 17, 25, 79, 85, 125, 395, 425, 1343, 1975, 2125, 5647, 6715, 9875, 28235, 33575, 95999, 141175, 167875, 446113, 479995, 705875, 2230565, 2399975, 7583921, 11152825, 11999875, 37919605, 55764125, 189598025, 947990125]

約数ペア:

[(1, 947990125), (5, 189598025), (17, 55764125), (25, 37919605), (79, 11999875), (85, 11152825), (125, 7583921), (395, 2399975), (425, 2230565), (1343, 705875), (1975, 479995), (2125, 446113), (5647, 167875), (6715, 141175), (9875, 95999), (28235, 33575)]