90825890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11117}}^1$

素因数の和:11186

約数の個数: 32

約数和(自身を含む): 176109120

約数和(自身を除く): 85283230

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 11117, 22234, 55585, 111170, 211223, 422446, 478031, 956062, 1056115, 2112230, 2390155, 4780310, 9082589, 18165178, 45412945, 90825890]

約数ペア:

[(1, 90825890), (2, 45412945), (5, 18165178), (10, 9082589), (19, 4780310), (38, 2390155), (43, 2112230), (86, 1056115), (95, 956062), (190, 478031), (215, 422446), (430, 211223), (817, 111170), (1634, 55585), (4085, 22234), (8170, 11117)]