42055100

素因数分解:

$2^2\times 5^2\times {\mathrm{420551}}^1$

素因数の和:420565

約数の個数: 18

約数和(自身を含む): 91259784

約数和(自身を除く): 49204684

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 420551, 841102, 1682204, 2102755, 4205510, 8411020, 10513775, 21027550, 42055100]

約数ペア:

[(1, 42055100), (2, 21027550), (4, 10513775), (5, 8411020), (10, 4205510), (20, 2102755), (25, 1682204), (50, 841102), (100, 420551)]