268641568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{733}}^1\times {\mathrm{881}}^1$

素因数の和:1637

約数の個数: 48

約数和(自身を含む): 570996216

約数和(自身を除く): 302354648

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 733, 881, 1466, 1762, 2932, 3524, 5864, 7048, 9529, 11453, 11728, 14096, 19058, 22906, 23456, 28192, 38116, 45812, 76232, 91624, 152464, 183248, 304928, 366496, 645773, 1291546, 2583092, 5166184, 8395049, 10332368, 16790098, 20664736, 33580196, 67160392, 134320784, 268641568]

約数ペア:

[(1, 268641568), (2, 134320784), (4, 67160392), (8, 33580196), (13, 20664736), (16, 16790098), (26, 10332368), (32, 8395049), (52, 5166184), (104, 2583092), (208, 1291546), (416, 645773), (733, 366496), (881, 304928), (1466, 183248), (1762, 152464), (2932, 91624), (3524, 76232), (5864, 45812), (7048, 38116), (9529, 28192), (11453, 23456), (11728, 22906), (14096, 19058)]