13188400

素因数分解:

$2^4\times 5^2\times {\mathrm{32971}}^1$

素因数の和:32989

約数の個数: 30

約数和(自身を含む): 31686092

約数和(自身を除く): 18497692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 32971, 65942, 131884, 164855, 263768, 329710, 527536, 659420, 824275, 1318840, 1648550, 2637680, 3297100, 6594200, 13188400]

約数ペア:

[(1, 13188400), (2, 6594200), (4, 3297100), (5, 2637680), (8, 1648550), (10, 1318840), (16, 824275), (20, 659420), (25, 527536), (40, 329710), (50, 263768), (80, 164855), (100, 131884), (200, 65942), (400, 32971)]