71418256

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:480

約数の個数: 80

約数和(自身を含む): 171877888

約数和(自身を除く): 100459632

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 181, 182, 208, 271, 362, 364, 542, 724, 728, 1084, 1267, 1448, 1456, 1897, 2168, 2353, 2534, 2896, 3523, 3794, 4336, 4706, 5068, 7046, 7588, 9412, 10136, 14092, 15176, 16471, 18824, 20272, 24661, 28184, 30352, 32942, 37648, 49051, 49322, 56368, 65884, 98102, 98644, 131768, 196204, 197288, 263536, 343357, 392408, 394576, 637663, 686714, 784816, 1275326, 1373428, 2550652, 2746856, 4463641, 5101304, 5493712, 8927282, 10202608, 17854564, 35709128, 71418256]

約数ペア:

[(1, 71418256), (2, 35709128), (4, 17854564), (7, 10202608), (8, 8927282), (13, 5493712), (14, 5101304), (16, 4463641), (26, 2746856), (28, 2550652), (52, 1373428), (56, 1275326), (91, 784816), (104, 686714), (112, 637663), (181, 394576), (182, 392408), (208, 343357), (271, 263536), (362, 197288), (364, 196204), (542, 131768), (724, 98644), (728, 98102), (1084, 65884), (1267, 56368), (1448, 49322), (1456, 49051), (1897, 37648), (2168, 32942), (2353, 30352), (2534, 28184), (2896, 24661), (3523, 20272), (3794, 18824), (4336, 16471), (4706, 15176), (5068, 14092), (7046, 10136), (7588, 9412)]