80156128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4481}}^1$

素因数の和:4547

約数の個数: 48

約数和(自身を含む): 173937456

約数和(自身を除く): 93781328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4472, 4481, 8944, 8962, 17888, 17924, 35848, 58253, 71696, 116506, 143392, 192683, 233012, 385366, 466024, 770732, 932048, 1541464, 1864096, 2504879, 3082928, 5009758, 6165856, 10019516, 20039032, 40078064, 80156128]

約数ペア:

[(1, 80156128), (2, 40078064), (4, 20039032), (8, 10019516), (13, 6165856), (16, 5009758), (26, 3082928), (32, 2504879), (43, 1864096), (52, 1541464), (86, 932048), (104, 770732), (172, 466024), (208, 385366), (344, 233012), (416, 192683), (559, 143392), (688, 116506), (1118, 71696), (1376, 58253), (2236, 35848), (4472, 17924), (4481, 17888), (8944, 8962)]