26788060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 61006176

約数和(自身を除く): 34218116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 523, 788, 985, 1046, 1970, 2092, 2561, 2615, 3940, 5122, 5230, 6799, 10244, 10460, 12805, 13598, 25610, 27196, 33995, 51220, 67990, 103031, 135980, 206062, 412124, 515155, 1030310, 1339403, 2060620, 2678806, 5357612, 6697015, 13394030, 26788060]

約数ペア:

[(1, 26788060), (2, 13394030), (4, 6697015), (5, 5357612), (10, 2678806), (13, 2060620), (20, 1339403), (26, 1030310), (52, 515155), (65, 412124), (130, 206062), (197, 135980), (260, 103031), (394, 67990), (523, 51220), (788, 33995), (985, 27196), (1046, 25610), (1970, 13598), (2092, 12805), (2561, 10460), (2615, 10244), (3940, 6799), (5122, 5230)]