81696928

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{853}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 167216616

約数和(自身を除く): 85519688

約数列:

[1, 2, 4, 8, 16, 32, 41, 73, 82, 146, 164, 292, 328, 584, 656, 853, 1168, 1312, 1706, 2336, 2993, 3412, 5986, 6824, 11972, 13648, 23944, 27296, 34973, 47888, 62269, 69946, 95776, 124538, 139892, 249076, 279784, 498152, 559568, 996304, 1119136, 1992608, 2553029, 5106058, 10212116, 20424232, 40848464, 81696928]

約数ペア:

[(1, 81696928), (2, 40848464), (4, 20424232), (8, 10212116), (16, 5106058), (32, 2553029), (41, 1992608), (73, 1119136), (82, 996304), (146, 559568), (164, 498152), (292, 279784), (328, 249076), (584, 139892), (656, 124538), (853, 95776), (1168, 69946), (1312, 62269), (1706, 47888), (2336, 34973), (2993, 27296), (3412, 23944), (5986, 13648), (6824, 11972)]