53455000

素因数分解:

$2^3\times 5^4\times {\mathrm{10691}}^1$

素因数の和:10717

約数の個数: 40

約数和(自身を含む): 125256780

約数和(自身を除く): 71801780

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 10691, 21382, 42764, 53455, 85528, 106910, 213820, 267275, 427640, 534550, 1069100, 1336375, 2138200, 2672750, 5345500, 6681875, 10691000, 13363750, 26727500, 53455000]

約数ペア:

[(1, 53455000), (2, 26727500), (4, 13363750), (5, 10691000), (8, 6681875), (10, 5345500), (20, 2672750), (25, 2138200), (40, 1336375), (50, 1069100), (100, 534550), (125, 427640), (200, 267275), (250, 213820), (500, 106910), (625, 85528), (1000, 53455), (1250, 42764), (2500, 21382), (5000, 10691)]