129893200

素因数分解:

$2^4\times 5^2\times {\mathrm{324733}}^1$

素因数の和:324751

約数の個数: 30

約数和(自身を含む): 312069374

約数和(自身を除く): 182176174

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 324733, 649466, 1298932, 1623665, 2597864, 3247330, 5195728, 6494660, 8118325, 12989320, 16236650, 25978640, 32473300, 64946600, 129893200]

約数ペア:

[(1, 129893200), (2, 64946600), (4, 32473300), (5, 25978640), (8, 16236650), (10, 12989320), (16, 8118325), (20, 6494660), (25, 5195728), (40, 3247330), (50, 2597864), (80, 1623665), (100, 1298932), (200, 649466), (400, 324733)]