31477280

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1741}}^1$

素因数の和:1869

約数の個数: 48

約数和(自身を含む): 75066264

約数和(自身を除く): 43588984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1741, 1808, 2260, 3482, 3616, 4520, 6964, 8705, 9040, 13928, 17410, 18080, 27856, 34820, 55712, 69640, 139280, 196733, 278560, 393466, 786932, 983665, 1573864, 1967330, 3147728, 3934660, 6295456, 7869320, 15738640, 31477280]

約数ペア:

[(1, 31477280), (2, 15738640), (4, 7869320), (5, 6295456), (8, 3934660), (10, 3147728), (16, 1967330), (20, 1573864), (32, 983665), (40, 786932), (80, 393466), (113, 278560), (160, 196733), (226, 139280), (452, 69640), (565, 55712), (904, 34820), (1130, 27856), (1741, 18080), (1808, 17410), (2260, 13928), (3482, 9040), (3616, 8705), (4520, 6964)]