74611780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{653}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 163159920

約数和(自身を除く): 88548140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 197, 290, 394, 580, 653, 788, 985, 1306, 1970, 2612, 3265, 3940, 5713, 6530, 11426, 13060, 18937, 22852, 28565, 37874, 57130, 75748, 94685, 114260, 128641, 189370, 257282, 378740, 514564, 643205, 1286410, 2572820, 3730589, 7461178, 14922356, 18652945, 37305890, 74611780]

約数ペア:

[(1, 74611780), (2, 37305890), (4, 18652945), (5, 14922356), (10, 7461178), (20, 3730589), (29, 2572820), (58, 1286410), (116, 643205), (145, 514564), (197, 378740), (290, 257282), (394, 189370), (580, 128641), (653, 114260), (788, 94685), (985, 75748), (1306, 57130), (1970, 37874), (2612, 28565), (3265, 22852), (3940, 18937), (5713, 13060), (6530, 11426)]