81115544

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{6373}}^1$

素因数の和:6459

約数の個数: 32

約数和(自身を含む): 159859920

約数和(自身を除く): 78744376

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1591, 3182, 6364, 6373, 12728, 12746, 25492, 50984, 235801, 274039, 471602, 548078, 943204, 1096156, 1886408, 2192312, 10139443, 20278886, 40557772, 81115544]

約数ペア:

[(1, 81115544), (2, 40557772), (4, 20278886), (8, 10139443), (37, 2192312), (43, 1886408), (74, 1096156), (86, 943204), (148, 548078), (172, 471602), (296, 274039), (344, 235801), (1591, 50984), (3182, 25492), (6364, 12746), (6373, 12728)]