78840790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10333}}^1$

素因数の和:10456

約数の個数: 32

約数和(自身を含む): 163690560

約数和(自身を除く): 84849770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 10333, 20666, 51665, 72331, 103330, 144662, 361655, 723310, 1126297, 2252594, 5631485, 7884079, 11262970, 15768158, 39420395, 78840790]

約数ペア:

[(1, 78840790), (2, 39420395), (5, 15768158), (7, 11262970), (10, 7884079), (14, 5631485), (35, 2252594), (70, 1126297), (109, 723310), (218, 361655), (545, 144662), (763, 103330), (1090, 72331), (1526, 51665), (3815, 20666), (7630, 10333)]