140778872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{5393}}^1$

素因数の和:5663

約数の個数: 32

約数和(自身を含む): 285450480

約数和(自身を除く): 144671608

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 251, 502, 1004, 2008, 3263, 5393, 6526, 10786, 13052, 21572, 26104, 43144, 70109, 140218, 280436, 560872, 1353643, 2707286, 5414572, 10829144, 17597359, 35194718, 70389436, 140778872]

約数ペア:

[(1, 140778872), (2, 70389436), (4, 35194718), (8, 17597359), (13, 10829144), (26, 5414572), (52, 2707286), (104, 1353643), (251, 560872), (502, 280436), (1004, 140218), (2008, 70109), (3263, 43144), (5393, 26104), (6526, 21572), (10786, 13052)]