54384020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{97}}^2$

素因数の和:237

約数の個数: 54

約数和(自身を含む): 122583258

約数和(自身を除く): 68199238

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 289, 340, 388, 485, 578, 970, 1156, 1445, 1649, 1940, 2890, 3298, 5780, 6596, 8245, 9409, 16490, 18818, 28033, 32980, 37636, 47045, 56066, 94090, 112132, 140165, 159953, 188180, 280330, 319906, 560660, 639812, 799765, 1599530, 2719201, 3199060, 5438402, 10876804, 13596005, 27192010, 54384020]

約数ペア:

[(1, 54384020), (2, 27192010), (4, 13596005), (5, 10876804), (10, 5438402), (17, 3199060), (20, 2719201), (34, 1599530), (68, 799765), (85, 639812), (97, 560660), (170, 319906), (194, 280330), (289, 188180), (340, 159953), (388, 140165), (485, 112132), (578, 94090), (970, 56066), (1156, 47045), (1445, 37636), (1649, 32980), (1940, 28033), (2890, 18818), (3298, 16490), (5780, 9409), (6596, 8245)]