78728072

素因数分解:

$2^3\times {\mathrm{1787}}^1\times {\mathrm{5507}}^1$

素因数の和:7300

約数の個数: 16

約数和(自身を含む): 147724560

約数和(自身を除く): 68996488

約数列:

[1, 2, 4, 8, 1787, 3574, 5507, 7148, 11014, 14296, 22028, 44056, 9841009, 19682018, 39364036, 78728072]

約数ペア:

[(1, 78728072), (2, 39364036), (4, 19682018), (8, 9841009), (1787, 44056), (3574, 22028), (5507, 14296), (7148, 11014)]