256878875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{823}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 351696384

約数和(自身を除く): 94817509

約数列:

[1, 5, 11, 25, 55, 125, 227, 275, 823, 1135, 1375, 2497, 4115, 5675, 9053, 12485, 20575, 28375, 45265, 62425, 102875, 186821, 226325, 312125, 934105, 1131625, 2055031, 4670525, 10275155, 23352625, 51375775, 256878875]

約数ペア:

[(1, 256878875), (5, 51375775), (11, 23352625), (25, 10275155), (55, 4670525), (125, 2055031), (227, 1131625), (275, 934105), (823, 312125), (1135, 226325), (1375, 186821), (2497, 102875), (4115, 62425), (5675, 45265), (9053, 28375), (12485, 20575)]