86455490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{8831}}^1$

素因数の和:8938

約数の個数: 32

約数和(自身を含む): 171694080

約数和(自身を除く): 85238590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 8831, 9790, 17662, 44155, 88310, 97141, 194282, 485705, 785959, 971410, 1571918, 3929795, 7859590, 8645549, 17291098, 43227745, 86455490]

約数ペア:

[(1, 86455490), (2, 43227745), (5, 17291098), (10, 8645549), (11, 7859590), (22, 3929795), (55, 1571918), (89, 971410), (110, 785959), (178, 485705), (445, 194282), (890, 97141), (979, 88310), (1958, 44155), (4895, 17662), (8831, 9790)]