320208590140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{25453783}}^1$

素因数の和:25453846

約数の個数: 48

約数和(自身を含む): 731236306752

約数和(自身を除く): 411027716612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 25453783, 50907566, 101815132, 127268915, 254537830, 432714311, 509075660, 865428622, 941789971, 1730857244, 1883579942, 2163571555, 3767159884, 4327143110, 4708949855, 8654286220, 9417899710, 16010429507, 18835799420, 32020859014, 64041718028, 80052147535, 160104295070, 320208590140]

約数ペア:

[(1, 320208590140), (2, 160104295070), (4, 80052147535), (5, 64041718028), (10, 32020859014), (17, 18835799420), (20, 16010429507), (34, 9417899710), (37, 8654286220), (68, 4708949855), (74, 4327143110), (85, 3767159884), (148, 2163571555), (170, 1883579942), (185, 1730857244), (340, 941789971), (370, 865428622), (629, 509075660), (740, 432714311), (1258, 254537830), (2516, 127268915), (3145, 101815132), (6290, 50907566), (12580, 25453783)]