81472384

素因数分解:

$2^7\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1251

約数の個数: 64

約数和(自身を含む): 188006400

約数和(自身を除く): 106534016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 316, 448, 553, 632, 896, 1106, 1151, 1264, 2212, 2302, 2528, 4424, 4604, 5056, 8057, 8848, 9208, 10112, 16114, 17696, 18416, 32228, 35392, 36832, 64456, 70784, 73664, 90929, 128912, 147328, 181858, 257824, 363716, 515648, 636503, 727432, 1031296, 1273006, 1454864, 2546012, 2909728, 5092024, 5819456, 10184048, 11638912, 20368096, 40736192, 81472384]

約数ペア:

[(1, 81472384), (2, 40736192), (4, 20368096), (7, 11638912), (8, 10184048), (14, 5819456), (16, 5092024), (28, 2909728), (32, 2546012), (56, 1454864), (64, 1273006), (79, 1031296), (112, 727432), (128, 636503), (158, 515648), (224, 363716), (316, 257824), (448, 181858), (553, 147328), (632, 128912), (896, 90929), (1106, 73664), (1151, 70784), (1264, 64456), (2212, 36832), (2302, 35392), (2528, 32228), (4424, 18416), (4604, 17696), (5056, 16114), (8057, 10112), (8848, 9208)]