71432816

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 172988928

約数和(自身を除く): 101556112

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 691, 728, 923, 994, 1136, 1382, 1456, 1846, 1988, 2764, 3692, 3976, 4837, 5528, 6461, 7384, 7952, 8983, 9674, 11056, 12922, 14768, 17966, 19348, 25844, 35932, 38696, 49061, 51688, 62881, 71864, 77392, 98122, 103376, 125762, 143728, 196244, 251524, 343427, 392488, 503048, 637793, 686854, 784976, 1006096, 1275586, 1373708, 2551172, 2747416, 4464551, 5102344, 5494832, 8929102, 10204688, 17858204, 35716408, 71432816]

約数ペア:

[(1, 71432816), (2, 35716408), (4, 17858204), (7, 10204688), (8, 8929102), (13, 5494832), (14, 5102344), (16, 4464551), (26, 2747416), (28, 2551172), (52, 1373708), (56, 1275586), (71, 1006096), (91, 784976), (104, 686854), (112, 637793), (142, 503048), (182, 392488), (208, 343427), (284, 251524), (364, 196244), (497, 143728), (568, 125762), (691, 103376), (728, 98122), (923, 77392), (994, 71864), (1136, 62881), (1382, 51688), (1456, 49061), (1846, 38696), (1988, 35932), (2764, 25844), (3692, 19348), (3976, 17966), (4837, 14768), (5528, 12922), (6461, 11056), (7384, 9674), (7952, 8983)]