1664187400

素因数分解:

$2^3\times 5^2\times {\mathrm{2593}}^1\times {\mathrm{3209}}^1$

素因数の和:5818

約数の個数: 48

約数和(自身を含む): 3871934100

約数和(自身を除く): 2207746700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 2593, 3209, 5186, 6418, 10372, 12836, 12965, 16045, 20744, 25672, 25930, 32090, 51860, 64180, 64825, 80225, 103720, 128360, 129650, 160450, 259300, 320900, 518600, 641800, 8320937, 16641874, 33283748, 41604685, 66567496, 83209370, 166418740, 208023425, 332837480, 416046850, 832093700, 1664187400]

約数ペア:

[(1, 1664187400), (2, 832093700), (4, 416046850), (5, 332837480), (8, 208023425), (10, 166418740), (20, 83209370), (25, 66567496), (40, 41604685), (50, 33283748), (100, 16641874), (200, 8320937), (2593, 641800), (3209, 518600), (5186, 320900), (6418, 259300), (10372, 160450), (12836, 129650), (12965, 128360), (16045, 103720), (20744, 80225), (25672, 64825), (25930, 64180), (32090, 51860)]