90261760

素因数分解:

$2^8\times 5^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 218102976

約数和(自身を除く): 127841216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 256, 302, 320, 467, 604, 640, 755, 934, 1208, 1280, 1510, 1868, 2335, 2416, 3020, 3736, 4670, 4832, 6040, 7472, 9340, 9664, 12080, 14944, 18680, 19328, 24160, 29888, 37360, 38656, 48320, 59776, 70517, 74720, 96640, 119552, 141034, 149440, 193280, 282068, 298880, 352585, 564136, 597760, 705170, 1128272, 1410340, 2256544, 2820680, 4513088, 5641360, 9026176, 11282720, 18052352, 22565440, 45130880, 90261760]

約数ペア:

[(1, 90261760), (2, 45130880), (4, 22565440), (5, 18052352), (8, 11282720), (10, 9026176), (16, 5641360), (20, 4513088), (32, 2820680), (40, 2256544), (64, 1410340), (80, 1128272), (128, 705170), (151, 597760), (160, 564136), (256, 352585), (302, 298880), (320, 282068), (467, 193280), (604, 149440), (640, 141034), (755, 119552), (934, 96640), (1208, 74720), (1280, 70517), (1510, 59776), (1868, 48320), (2335, 38656), (2416, 37360), (3020, 29888), (3736, 24160), (4670, 19328), (4832, 18680), (6040, 14944), (7472, 12080), (9340, 9664)]