8940972400

素因数分解:

$2^4\times 5^2\times {\mathrm{22352431}}^1$

素因数の和:22352449

約数の個数: 30

約数和(自身を含む): 21480687152

約数和(自身を除く): 12539714752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 22352431, 44704862, 89409724, 111762155, 178819448, 223524310, 357638896, 447048620, 558810775, 894097240, 1117621550, 1788194480, 2235243100, 4470486200, 8940972400]

約数ペア:

[(1, 8940972400), (2, 4470486200), (4, 2235243100), (5, 1788194480), (8, 1117621550), (10, 894097240), (16, 558810775), (20, 447048620), (25, 357638896), (40, 223524310), (50, 178819448), (80, 111762155), (100, 89409724), (200, 44704862), (400, 22352431)]