4278250

素因数分解:

$2^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 8133840

約数和(自身を除く): 3855590

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 157, 218, 250, 314, 545, 785, 1090, 1570, 2725, 3925, 5450, 7850, 13625, 17113, 19625, 27250, 34226, 39250, 85565, 171130, 427825, 855650, 2139125, 4278250]

約数ペア:

[(1, 4278250), (2, 2139125), (5, 855650), (10, 427825), (25, 171130), (50, 85565), (109, 39250), (125, 34226), (157, 27250), (218, 19625), (250, 17113), (314, 13625), (545, 7850), (785, 5450), (1090, 3925), (1570, 2725)]