13228400

素因数分解:

$2^4\times 5^2\times {\mathrm{33071}}^1$

素因数の和:33089

約数の個数: 30

約数和(自身を含む): 31782192

約数和(自身を除く): 18553792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 33071, 66142, 132284, 165355, 264568, 330710, 529136, 661420, 826775, 1322840, 1653550, 2645680, 3307100, 6614200, 13228400]

約数ペア:

[(1, 13228400), (2, 6614200), (4, 3307100), (5, 2645680), (8, 1653550), (10, 1322840), (16, 826775), (20, 661420), (25, 529136), (40, 330710), (50, 264568), (80, 165355), (100, 132284), (200, 66142), (400, 33071)]