88428640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12853}}^1$

素因数の和:12911

約数の個数: 48

約数和(自身を含む): 213787728

約数和(自身を除く): 125359088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 12853, 25706, 51412, 64265, 102824, 128530, 205648, 257060, 411296, 514120, 552679, 1028240, 1105358, 2056480, 2210716, 2763395, 4421432, 5526790, 8842864, 11053580, 17685728, 22107160, 44214320, 88428640]

約数ペア:

[(1, 88428640), (2, 44214320), (4, 22107160), (5, 17685728), (8, 11053580), (10, 8842864), (16, 5526790), (20, 4421432), (32, 2763395), (40, 2210716), (43, 2056480), (80, 1105358), (86, 1028240), (160, 552679), (172, 514120), (215, 411296), (344, 257060), (430, 205648), (688, 128530), (860, 102824), (1376, 64265), (1720, 51412), (3440, 25706), (6880, 12853)]