25990784

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{10687}}^1$

素因数の和:10720

約数の個数: 32

約数和(自身を含む): 54508800

約数和(自身を除く): 28518016

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 10687, 21374, 42748, 85496, 170992, 203053, 341984, 406106, 683968, 812212, 1367936, 1624424, 3248848, 6497696, 12995392, 25990784]

約数ペア:

[(1, 25990784), (2, 12995392), (4, 6497696), (8, 3248848), (16, 1624424), (19, 1367936), (32, 812212), (38, 683968), (64, 406106), (76, 341984), (128, 203053), (152, 170992), (304, 85496), (608, 42748), (1216, 21374), (2432, 10687)]