71151520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40427}}^1$

素因数の和:40453

約数の個数: 48

約数和(自身を含む): 183381408

約数和(自身を除く): 112229888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40427, 80854, 161708, 202135, 323416, 404270, 444697, 646832, 808540, 889394, 1293664, 1617080, 1778788, 2223485, 3234160, 3557576, 4446970, 6468320, 7115152, 8893940, 14230304, 17787880, 35575760, 71151520]

約数ペア:

[(1, 71151520), (2, 35575760), (4, 17787880), (5, 14230304), (8, 8893940), (10, 7115152), (11, 6468320), (16, 4446970), (20, 3557576), (22, 3234160), (32, 2223485), (40, 1778788), (44, 1617080), (55, 1293664), (80, 889394), (88, 808540), (110, 646832), (160, 444697), (176, 404270), (220, 323416), (352, 202135), (440, 161708), (880, 80854), (1760, 40427)]