25922120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2214

約数の個数: 64

約数和(自身を含む): 68238720

約数和(自身を除く): 42316600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2153, 2408, 3010, 4306, 6020, 8612, 10765, 12040, 15071, 17224, 21530, 30142, 43060, 60284, 75355, 86120, 92579, 120568, 150710, 185158, 301420, 370316, 462895, 602840, 648053, 740632, 925790, 1296106, 1851580, 2592212, 3240265, 3703160, 5184424, 6480530, 12961060, 25922120]

約数ペア:

[(1, 25922120), (2, 12961060), (4, 6480530), (5, 5184424), (7, 3703160), (8, 3240265), (10, 2592212), (14, 1851580), (20, 1296106), (28, 925790), (35, 740632), (40, 648053), (43, 602840), (56, 462895), (70, 370316), (86, 301420), (140, 185158), (172, 150710), (215, 120568), (280, 92579), (301, 86120), (344, 75355), (430, 60284), (602, 43060), (860, 30142), (1204, 21530), (1505, 17224), (1720, 15071), (2153, 12040), (2408, 10765), (3010, 8612), (4306, 6020)]