31125438320

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3569431}}^1$

素因数の和:3569553

約数の個数: 40

約数和(自身を含む): 73030578720

約数和(自身を除く): 41905140400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 3569431, 7138862, 14277724, 17847155, 28555448, 35694310, 57110896, 71388620, 142777240, 285554480, 389067979, 778135958, 1556271916, 1945339895, 3112543832, 3890679790, 6225087664, 7781359580, 15562719160, 31125438320]

約数ペア:

[(1, 31125438320), (2, 15562719160), (4, 7781359580), (5, 6225087664), (8, 3890679790), (10, 3112543832), (16, 1945339895), (20, 1556271916), (40, 778135958), (80, 389067979), (109, 285554480), (218, 142777240), (436, 71388620), (545, 57110896), (872, 35694310), (1090, 28555448), (1744, 17847155), (2180, 14277724), (4360, 7138862), (8720, 3569431)]