81782080

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13451}}^1$

素因数の和:13487

約数の個数: 56

約数和(自身を含む): 205008480

約数和(自身を除く): 123226400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 13451, 26902, 53804, 67255, 107608, 134510, 215216, 255569, 269020, 430432, 511138, 538040, 860864, 1022276, 1076080, 1277845, 2044552, 2152160, 2555690, 4089104, 4304320, 5111380, 8178208, 10222760, 16356416, 20445520, 40891040, 81782080]

約数ペア:

[(1, 81782080), (2, 40891040), (4, 20445520), (5, 16356416), (8, 10222760), (10, 8178208), (16, 5111380), (19, 4304320), (20, 4089104), (32, 2555690), (38, 2152160), (40, 2044552), (64, 1277845), (76, 1076080), (80, 1022276), (95, 860864), (152, 538040), (160, 511138), (190, 430432), (304, 269020), (320, 255569), (380, 215216), (608, 134510), (760, 107608), (1216, 67255), (1520, 53804), (3040, 26902), (6080, 13451)]