87891136

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:381

約数の個数: 56

約数和(自身を含む): 179628800

約数和(自身を除く): 91737664

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 103, 134, 199, 206, 268, 398, 412, 536, 796, 824, 1072, 1592, 1648, 2144, 3184, 3296, 4288, 6368, 6592, 6901, 12736, 13333, 13802, 20497, 26666, 27604, 40994, 53332, 55208, 81988, 106664, 110416, 163976, 213328, 220832, 327952, 426656, 441664, 655904, 853312, 1311808, 1373299, 2746598, 5493196, 10986392, 21972784, 43945568, 87891136]

約数ペア:

[(1, 87891136), (2, 43945568), (4, 21972784), (8, 10986392), (16, 5493196), (32, 2746598), (64, 1373299), (67, 1311808), (103, 853312), (134, 655904), (199, 441664), (206, 426656), (268, 327952), (398, 220832), (412, 213328), (536, 163976), (796, 110416), (824, 106664), (1072, 81988), (1592, 55208), (1648, 53332), (2144, 40994), (3184, 27604), (3296, 26666), (4288, 20497), (6368, 13802), (6592, 13333), (6901, 12736)]