31080728

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 70848000

約数和(自身を除く): 39767272

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 59, 92, 118, 161, 184, 236, 322, 409, 413, 472, 644, 818, 826, 1288, 1357, 1636, 1652, 2714, 2863, 3272, 3304, 5428, 5726, 9407, 9499, 10856, 11452, 18814, 18998, 22904, 24131, 37628, 37996, 48262, 65849, 75256, 75992, 96524, 131698, 168917, 193048, 263396, 337834, 526792, 555013, 675668, 1110026, 1351336, 2220052, 3885091, 4440104, 7770182, 15540364, 31080728]

約数ペア:

[(1, 31080728), (2, 15540364), (4, 7770182), (7, 4440104), (8, 3885091), (14, 2220052), (23, 1351336), (28, 1110026), (46, 675668), (56, 555013), (59, 526792), (92, 337834), (118, 263396), (161, 193048), (184, 168917), (236, 131698), (322, 96524), (409, 75992), (413, 75256), (472, 65849), (644, 48262), (818, 37996), (826, 37628), (1288, 24131), (1357, 22904), (1636, 18998), (1652, 18814), (2714, 11452), (2863, 10856), (3272, 9499), (3304, 9407), (5428, 5726)]