71559904

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{179}}^1$

素因数の和:264

約数の個数: 72

約数和(自身を含む): 157648680

約数和(自身を除く): 86088776

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 179, 208, 248, 358, 403, 416, 496, 716, 806, 961, 992, 1432, 1612, 1922, 2327, 2864, 3224, 3844, 4654, 5549, 5728, 6448, 7688, 9308, 11098, 12493, 12896, 15376, 18616, 22196, 24986, 30752, 37232, 44392, 49972, 72137, 74464, 88784, 99944, 144274, 172019, 177568, 199888, 288548, 344038, 399776, 577096, 688076, 1154192, 1376152, 2236247, 2308384, 2752304, 4472494, 5504608, 8944988, 17889976, 35779952, 71559904]

約数ペア:

[(1, 71559904), (2, 35779952), (4, 17889976), (8, 8944988), (13, 5504608), (16, 4472494), (26, 2752304), (31, 2308384), (32, 2236247), (52, 1376152), (62, 1154192), (104, 688076), (124, 577096), (179, 399776), (208, 344038), (248, 288548), (358, 199888), (403, 177568), (416, 172019), (496, 144274), (716, 99944), (806, 88784), (961, 74464), (992, 72137), (1432, 49972), (1612, 44392), (1922, 37232), (2327, 30752), (2864, 24986), (3224, 22196), (3844, 18616), (4654, 15376), (5549, 12896), (5728, 12493), (6448, 11098), (7688, 9308)]