28952800

素因数分解:

$2^5\times 5^2\times {\mathrm{36191}}^1$

素因数の和:36211

約数の個数: 36

約数和(自身を含む): 70682976

約数和(自身を除く): 41730176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 36191, 72382, 144764, 180955, 289528, 361910, 579056, 723820, 904775, 1158112, 1447640, 1809550, 2895280, 3619100, 5790560, 7238200, 14476400, 28952800]

約数ペア:

[(1, 28952800), (2, 14476400), (4, 7238200), (5, 5790560), (8, 3619100), (10, 2895280), (16, 1809550), (20, 1447640), (25, 1158112), (32, 904775), (40, 723820), (50, 579056), (80, 361910), (100, 289528), (160, 180955), (200, 144764), (400, 72382), (800, 36191)]