172669790

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1481}}^1$

素因数の和:1708

約数の個数: 32

約数和(自身を含む): 316910880

約数和(自身を除く): 144241090

約数列:

[1, 2, 5, 10, 89, 131, 178, 262, 445, 655, 890, 1310, 1481, 2962, 7405, 11659, 14810, 23318, 58295, 116590, 131809, 194011, 263618, 388022, 659045, 970055, 1318090, 1940110, 17266979, 34533958, 86334895, 172669790]

約数ペア:

[(1, 172669790), (2, 86334895), (5, 34533958), (10, 17266979), (89, 1940110), (131, 1318090), (178, 970055), (262, 659045), (445, 388022), (655, 263618), (890, 194011), (1310, 131809), (1481, 116590), (2962, 58295), (7405, 23318), (11659, 14810)]