81684610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61417}}^1$

素因数の和:61450

約数の個数: 32

約数和(自身を含む): 176883840

約数和(自身を除く): 95199230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 61417, 122834, 307085, 429919, 614170, 859838, 1166923, 2149595, 2333846, 4299190, 5834615, 8168461, 11669230, 16336922, 40842305, 81684610]

約数ペア:

[(1, 81684610), (2, 40842305), (5, 16336922), (7, 11669230), (10, 8168461), (14, 5834615), (19, 4299190), (35, 2333846), (38, 2149595), (70, 1166923), (95, 859838), (133, 614170), (190, 429919), (266, 307085), (665, 122834), (1330, 61417)]