78978710

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{192631}}^1$

素因数の和:192679

約数の個数: 16

約数和(自身を含む): 145629792

約数和(自身を除く): 66651082

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 192631, 385262, 963155, 1926310, 7897871, 15795742, 39489355, 78978710]

約数ペア:

[(1, 78978710), (2, 39489355), (5, 15795742), (10, 7897871), (41, 1926310), (82, 963155), (205, 385262), (410, 192631)]