71808256

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{21577}}^1$

素因数の和:21606

約数の個数: 36

約数和(自身を含む): 154369012

約数和(自身を除く): 82560756

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 21577, 43154, 86308, 172616, 280501, 345232, 561002, 690464, 1122004, 1380928, 2244008, 2761856, 4488016, 5523712, 8976032, 17952064, 35904128, 71808256]

約数ペア:

[(1, 71808256), (2, 35904128), (4, 17952064), (8, 8976032), (13, 5523712), (16, 4488016), (26, 2761856), (32, 2244008), (52, 1380928), (64, 1122004), (104, 690464), (128, 561002), (208, 345232), (256, 280501), (416, 172616), (832, 86308), (1664, 43154), (3328, 21577)]