80703144

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15787}}^1$

素因数の和:15870

約数の個数: 48

約数和(自身を含む): 221663520

約数和(自身を除く): 140960376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 15787, 31574, 47361, 63148, 94722, 126296, 142083, 189444, 284166, 378888, 568332, 1120877, 1136664, 2241754, 3362631, 4483508, 6725262, 8967016, 10087893, 13450524, 20175786, 26901048, 40351572, 80703144]

約数ペア:

[(1, 80703144), (2, 40351572), (3, 26901048), (4, 20175786), (6, 13450524), (8, 10087893), (9, 8967016), (12, 6725262), (18, 4483508), (24, 3362631), (36, 2241754), (71, 1136664), (72, 1120877), (142, 568332), (213, 378888), (284, 284166), (426, 189444), (568, 142083), (639, 126296), (852, 94722), (1278, 63148), (1704, 47361), (2556, 31574), (5112, 15787)]