80578250

素因数分解:

$2^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{2957}}^1$

素因数の和:3083

約数の個数: 32

約数和(自身を含む): 152277840

約数和(自身を除く): 71699590

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 218, 250, 545, 1090, 2725, 2957, 5450, 5914, 13625, 14785, 27250, 29570, 73925, 147850, 322313, 369625, 644626, 739250, 1611565, 3223130, 8057825, 16115650, 40289125, 80578250]

約数ペア:

[(1, 80578250), (2, 40289125), (5, 16115650), (10, 8057825), (25, 3223130), (50, 1611565), (109, 739250), (125, 644626), (218, 369625), (250, 322313), (545, 147850), (1090, 73925), (2725, 29570), (2957, 27250), (5450, 14785), (5914, 13625)]