89848880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{102101}}^1$

素因数の和:102125

約数の個数: 40

約数和(自身を含む): 227891664

約数和(自身を除く): 138042784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 102101, 204202, 408404, 510505, 816808, 1021010, 1123111, 1633616, 2042020, 2246222, 4084040, 4492444, 5615555, 8168080, 8984888, 11231110, 17969776, 22462220, 44924440, 89848880]

約数ペア:

[(1, 89848880), (2, 44924440), (4, 22462220), (5, 17969776), (8, 11231110), (10, 8984888), (11, 8168080), (16, 5615555), (20, 4492444), (22, 4084040), (40, 2246222), (44, 2042020), (55, 1633616), (80, 1123111), (88, 1021010), (110, 816808), (176, 510505), (220, 408404), (440, 204202), (880, 102101)]