53996020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2141}}^1$

素因数の和:2260

約数の個数: 48

約数和(自身を含む): 123430608

約数和(自身を除く): 69434588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2141, 2522, 4282, 5044, 6305, 8564, 10705, 12610, 21410, 25220, 27833, 42820, 55666, 111332, 139165, 207677, 278330, 415354, 556660, 830708, 1038385, 2076770, 2699801, 4153540, 5399602, 10799204, 13499005, 26998010, 53996020]

約数ペア:

[(1, 53996020), (2, 26998010), (4, 13499005), (5, 10799204), (10, 5399602), (13, 4153540), (20, 2699801), (26, 2076770), (52, 1038385), (65, 830708), (97, 556660), (130, 415354), (194, 278330), (260, 207677), (388, 139165), (485, 111332), (970, 55666), (1261, 42820), (1940, 27833), (2141, 25220), (2522, 21410), (4282, 12610), (5044, 10705), (6305, 8564)]