519883390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{31489}}^1$

素因数の和:31636

約数の個数: 32

約数和(自身を含む): 1015741440

約数和(自身を除く): 495858050

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1270, 1651, 3302, 8255, 16510, 31489, 62978, 157445, 314890, 409357, 818714, 2046785, 3999103, 4093570, 7998206, 19995515, 39991030, 51988339, 103976678, 259941695, 519883390]

約数ペア:

[(1, 519883390), (2, 259941695), (5, 103976678), (10, 51988339), (13, 39991030), (26, 19995515), (65, 7998206), (127, 4093570), (130, 3999103), (254, 2046785), (635, 818714), (1270, 409357), (1651, 314890), (3302, 157445), (8255, 62978), (16510, 31489)]