78992960

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7963}}^1$

素因数の和:8011

約数の個数: 56

約数和(自身を含む): 194194176

約数和(自身を除く): 115201216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 7963, 9920, 15926, 31852, 39815, 63704, 79630, 127408, 159260, 246853, 254816, 318520, 493706, 509632, 637040, 987412, 1234265, 1274080, 1974824, 2468530, 2548160, 3949648, 4937060, 7899296, 9874120, 15798592, 19748240, 39496480, 78992960]

約数ペア:

[(1, 78992960), (2, 39496480), (4, 19748240), (5, 15798592), (8, 9874120), (10, 7899296), (16, 4937060), (20, 3949648), (31, 2548160), (32, 2468530), (40, 1974824), (62, 1274080), (64, 1234265), (80, 987412), (124, 637040), (155, 509632), (160, 493706), (248, 318520), (310, 254816), (320, 246853), (496, 159260), (620, 127408), (992, 79630), (1240, 63704), (1984, 39815), (2480, 31852), (4960, 15926), (7963, 9920)]