25174720

素因数分解:

$2^6\times 5^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:689

約数の個数: 56

約数和(自身を含む): 60460128

約数和(自身を除く): 35285408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 151, 160, 302, 320, 521, 604, 755, 1042, 1208, 1510, 2084, 2416, 2605, 3020, 4168, 4832, 5210, 6040, 8336, 9664, 10420, 12080, 16672, 20840, 24160, 33344, 41680, 48320, 78671, 83360, 157342, 166720, 314684, 393355, 629368, 786710, 1258736, 1573420, 2517472, 3146840, 5034944, 6293680, 12587360, 25174720]

約数ペア:

[(1, 25174720), (2, 12587360), (4, 6293680), (5, 5034944), (8, 3146840), (10, 2517472), (16, 1573420), (20, 1258736), (32, 786710), (40, 629368), (64, 393355), (80, 314684), (151, 166720), (160, 157342), (302, 83360), (320, 78671), (521, 48320), (604, 41680), (755, 33344), (1042, 24160), (1208, 20840), (1510, 16672), (2084, 12080), (2416, 10420), (2605, 9664), (3020, 8336), (4168, 6040), (4832, 5210)]