40550725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 53032320

約数和(自身を除く): 12481595

約数列:

[1, 5, 23, 25, 109, 115, 545, 575, 647, 2507, 2725, 3235, 12535, 14881, 16175, 62675, 70523, 74405, 352615, 372025, 1622029, 1763075, 8110145, 40550725]

約数ペア:

[(1, 40550725), (5, 8110145), (23, 1763075), (25, 1622029), (109, 372025), (115, 352615), (545, 74405), (575, 70523), (647, 62675), (2507, 16175), (2725, 14881), (3235, 12535)]