72523160

素因数分解:

$2^3\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2161}}^1$

素因数の和:3011

約数の個数: 32

約数和(自身を含む): 163447200

約数和(自身を除く): 90924040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 839, 1678, 2161, 3356, 4195, 4322, 6712, 8390, 8644, 10805, 16780, 17288, 21610, 33560, 43220, 86440, 1813079, 3626158, 7252316, 9065395, 14504632, 18130790, 36261580, 72523160]

約数ペア:

[(1, 72523160), (2, 36261580), (4, 18130790), (5, 14504632), (8, 9065395), (10, 7252316), (20, 3626158), (40, 1813079), (839, 86440), (1678, 43220), (2161, 33560), (3356, 21610), (4195, 17288), (4322, 16780), (6712, 10805), (8390, 8644)]