25801568

素因数分解:

$2^5\times {\mathrm{13}}^3\times {\mathrm{367}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 55177920

約数和(自身を除く): 29376352

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 367, 416, 676, 734, 1352, 1468, 2197, 2704, 2936, 4394, 4771, 5408, 5872, 8788, 9542, 11744, 17576, 19084, 35152, 38168, 62023, 70304, 76336, 124046, 152672, 248092, 496184, 806299, 992368, 1612598, 1984736, 3225196, 6450392, 12900784, 25801568]

約数ペア:

[(1, 25801568), (2, 12900784), (4, 6450392), (8, 3225196), (13, 1984736), (16, 1612598), (26, 992368), (32, 806299), (52, 496184), (104, 248092), (169, 152672), (208, 124046), (338, 76336), (367, 70304), (416, 62023), (676, 38168), (734, 35152), (1352, 19084), (1468, 17576), (2197, 11744), (2704, 9542), (2936, 8788), (4394, 5872), (4771, 5408)]