78291164

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^2\times {\mathrm{353}}^1$

素因数の和:542

約数の個数: 36

約数和(自身を含む): 158810064

約数和(自身を除く): 80518900

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 353, 356, 623, 706, 1246, 1412, 2471, 2492, 4942, 7921, 9884, 15842, 31417, 31684, 55447, 62834, 110894, 125668, 219919, 221788, 439838, 879676, 2796113, 5592226, 11184452, 19572791, 39145582, 78291164]

約数ペア:

[(1, 78291164), (2, 39145582), (4, 19572791), (7, 11184452), (14, 5592226), (28, 2796113), (89, 879676), (178, 439838), (353, 221788), (356, 219919), (623, 125668), (706, 110894), (1246, 62834), (1412, 55447), (2471, 31684), (2492, 31417), (4942, 15842), (7921, 9884)]