27779125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 38413440

約数和(自身を除く): 10634315

約数列:

[1, 5, 11, 25, 55, 89, 125, 227, 275, 445, 979, 1135, 1375, 2225, 2497, 4895, 5675, 11125, 12485, 20203, 24475, 28375, 62425, 101015, 122375, 222233, 312125, 505075, 1111165, 2525375, 5555825, 27779125]

約数ペア:

[(1, 27779125), (5, 5555825), (11, 2525375), (25, 1111165), (55, 505075), (89, 312125), (125, 222233), (227, 122375), (275, 101015), (445, 62425), (979, 28375), (1135, 24475), (1375, 20203), (2225, 12485), (2497, 11125), (4895, 5675)]