131438900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{77317}}^1$

素因数の和:77348

約数の個数: 36

約数和(自身を含む): 302004108

約数和(自身を除く): 170565208

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 77317, 154634, 309268, 386585, 773170, 1314389, 1546340, 1932925, 2628778, 3865850, 5257556, 6571945, 7731700, 13143890, 26287780, 32859725, 65719450, 131438900]

約数ペア:

[(1, 131438900), (2, 65719450), (4, 32859725), (5, 26287780), (10, 13143890), (17, 7731700), (20, 6571945), (25, 5257556), (34, 3865850), (50, 2628778), (68, 1932925), (85, 1546340), (100, 1314389), (170, 773170), (340, 386585), (425, 309268), (850, 154634), (1700, 77317)]