81239872

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10667}}^1$

素因数の和:10703

約数の個数: 56

約数和(自身を含む): 195096384

約数和(自身を除く): 113856512

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 3808, 7616, 10667, 21334, 42668, 74669, 85336, 149338, 170672, 181339, 298676, 341344, 362678, 597352, 682688, 725356, 1194704, 1269373, 1450712, 2389408, 2538746, 2901424, 4778816, 5077492, 5802848, 10154984, 11605696, 20309968, 40619936, 81239872]

約数ペア:

[(1, 81239872), (2, 40619936), (4, 20309968), (7, 11605696), (8, 10154984), (14, 5802848), (16, 5077492), (17, 4778816), (28, 2901424), (32, 2538746), (34, 2389408), (56, 1450712), (64, 1269373), (68, 1194704), (112, 725356), (119, 682688), (136, 597352), (224, 362678), (238, 341344), (272, 298676), (448, 181339), (476, 170672), (544, 149338), (952, 85336), (1088, 74669), (1904, 42668), (3808, 21334), (7616, 10667)]