80907400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{57791}}^1$

素因数の和:57814

約数の個数: 48

約数和(自身を含む): 214986240

約数和(自身を除く): 134078840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 57791, 115582, 231164, 288955, 404537, 462328, 577910, 809074, 1155820, 1444775, 1618148, 2022685, 2311640, 2889550, 3236296, 4045370, 5779100, 8090740, 10113425, 11558200, 16181480, 20226850, 40453700, 80907400]

約数ペア:

[(1, 80907400), (2, 40453700), (4, 20226850), (5, 16181480), (7, 11558200), (8, 10113425), (10, 8090740), (14, 5779100), (20, 4045370), (25, 3236296), (28, 2889550), (35, 2311640), (40, 2022685), (50, 1618148), (56, 1444775), (70, 1155820), (100, 809074), (140, 577910), (175, 462328), (200, 404537), (280, 288955), (350, 231164), (700, 115582), (1400, 57791)]