261351567370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{883}}^1\times {\mathrm{3329}}^1$

素因数の和:4759

約数の個数: 64

約数和(自身を含む): 499773006720

約数和(自身を除く): 238421439350

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 523, 883, 1046, 1766, 2615, 3329, 4415, 5230, 6658, 8830, 8891, 15011, 16645, 17782, 30022, 33290, 44455, 56593, 75055, 88910, 113186, 150110, 282965, 461809, 565930, 923618, 1741067, 2309045, 2939507, 3482134, 4618090, 5879014, 7850753, 8705335, 14697535, 15701506, 17410670, 29395070, 29598139, 39253765, 49971619, 59196278, 78507530, 99943238, 147990695, 249858095, 295981390, 499716190, 1537362161, 3074724322, 7686810805, 15373621610, 26135156737, 52270313474, 130675783685, 261351567370]

約数ペア:

[(1, 261351567370), (2, 130675783685), (5, 52270313474), (10, 26135156737), (17, 15373621610), (34, 7686810805), (85, 3074724322), (170, 1537362161), (523, 499716190), (883, 295981390), (1046, 249858095), (1766, 147990695), (2615, 99943238), (3329, 78507530), (4415, 59196278), (5230, 49971619), (6658, 39253765), (8830, 29598139), (8891, 29395070), (15011, 17410670), (16645, 15701506), (17782, 14697535), (30022, 8705335), (33290, 7850753), (44455, 5879014), (56593, 4618090), (75055, 3482134), (88910, 2939507), (113186, 2309045), (150110, 1741067), (282965, 923618), (461809, 565930)]