71908360

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2753}}^1$

素因数の和:3417

約数の個数: 32

約数和(自身を含む): 162100440

約数和(自身を除く): 90192080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 2753, 3265, 5224, 5506, 6530, 11012, 13060, 13765, 22024, 26120, 27530, 55060, 110120, 1797709, 3595418, 7190836, 8988545, 14381672, 17977090, 35954180, 71908360]

約数ペア:

[(1, 71908360), (2, 35954180), (4, 17977090), (5, 14381672), (8, 8988545), (10, 7190836), (20, 3595418), (40, 1797709), (653, 110120), (1306, 55060), (2612, 27530), (2753, 26120), (3265, 22024), (5224, 13765), (5506, 13060), (6530, 11012)]