77178280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66533}}^1$

素因数の和:66573

約数の個数: 32

約数和(自身を含む): 179641800

約数和(自身を除く): 102463520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 66533, 133066, 266132, 332665, 532264, 665330, 1330660, 1929457, 2661320, 3858914, 7717828, 9647285, 15435656, 19294570, 38589140, 77178280]

約数ペア:

[(1, 77178280), (2, 38589140), (4, 19294570), (5, 15435656), (8, 9647285), (10, 7717828), (20, 3858914), (29, 2661320), (40, 1929457), (58, 1330660), (116, 665330), (145, 532264), (232, 332665), (290, 266132), (580, 133066), (1160, 66533)]