9100400

素因数分解:

$2^4\times 5^2\times {\mathrm{22751}}^1$

素因数の和:22769

約数の個数: 30

約数和(自身を含む): 21864672

約数和(自身を除く): 12764272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 22751, 45502, 91004, 113755, 182008, 227510, 364016, 455020, 568775, 910040, 1137550, 1820080, 2275100, 4550200, 9100400]

約数ペア:

[(1, 9100400), (2, 4550200), (4, 2275100), (5, 1820080), (8, 1137550), (10, 910040), (16, 568775), (20, 455020), (25, 364016), (40, 227510), (50, 182008), (80, 113755), (100, 91004), (200, 45502), (400, 22751)]