890177152

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{853}}^1$

素因数の和:1161

約数の個数: 64

約数和(自身を含む): 1839720960

約数和(自身を除く): 949543808

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 263, 496, 526, 853, 992, 1052, 1706, 1984, 2104, 3412, 3968, 4208, 6824, 8153, 8416, 13648, 16306, 16832, 26443, 27296, 32612, 33664, 52886, 54592, 65224, 105772, 109184, 130448, 211544, 224339, 260896, 423088, 448678, 521792, 846176, 897356, 1043584, 1692352, 1794712, 3384704, 3589424, 6954509, 7178848, 13909018, 14357696, 27818036, 28715392, 55636072, 111272144, 222544288, 445088576, 890177152]

約数ペア:

[(1, 890177152), (2, 445088576), (4, 222544288), (8, 111272144), (16, 55636072), (31, 28715392), (32, 27818036), (62, 14357696), (64, 13909018), (124, 7178848), (128, 6954509), (248, 3589424), (263, 3384704), (496, 1794712), (526, 1692352), (853, 1043584), (992, 897356), (1052, 846176), (1706, 521792), (1984, 448678), (2104, 423088), (3412, 260896), (3968, 224339), (4208, 211544), (6824, 130448), (8153, 109184), (8416, 105772), (13648, 65224), (16306, 54592), (16832, 52886), (26443, 33664), (27296, 32612)]