78312081160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47751269}}^1$

素因数の和:47751321

約数の個数: 32

約数和(自身を含む): 180499800600

約数和(自身を除く): 102187719440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 47751269, 95502538, 191005076, 238756345, 382010152, 477512690, 955025380, 1910050760, 1957802029, 3915604058, 7831208116, 9789010145, 15662416232, 19578020290, 39156040580, 78312081160]

約数ペア:

[(1, 78312081160), (2, 39156040580), (4, 19578020290), (5, 15662416232), (8, 9789010145), (10, 7831208116), (20, 3915604058), (40, 1957802029), (41, 1910050760), (82, 955025380), (164, 477512690), (205, 382010152), (328, 238756345), (410, 191005076), (820, 95502538), (1640, 47751269)]