261640810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{10313}}^1$

素因数の和:10422

約数の個数: 32

約数和(自身を含む): 490121280

約数和(自身を除く): 228480470

約数列:

[1, 2, 5, 10, 43, 59, 86, 118, 215, 295, 430, 590, 2537, 5074, 10313, 12685, 20626, 25370, 51565, 103130, 443459, 608467, 886918, 1216934, 2217295, 3042335, 4434590, 6084670, 26164081, 52328162, 130820405, 261640810]

約数ペア:

[(1, 261640810), (2, 130820405), (5, 52328162), (10, 26164081), (43, 6084670), (59, 4434590), (86, 3042335), (118, 2217295), (215, 1216934), (295, 886918), (430, 608467), (590, 443459), (2537, 103130), (5074, 51565), (10313, 25370), (12685, 20626)]