74480725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1361}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 101332800

約数和(自身を除く): 26852075

約数列:

[1, 5, 11, 25, 55, 199, 275, 995, 1361, 2189, 4975, 6805, 10945, 14971, 34025, 54725, 74855, 270839, 374275, 1354195, 2979229, 6770975, 14896145, 74480725]

約数ペア:

[(1, 74480725), (5, 14896145), (11, 6770975), (25, 2979229), (55, 1354195), (199, 374275), (275, 270839), (995, 74855), (1361, 54725), (2189, 34025), (4975, 14971), (6805, 10945)]