89642720

素因数分解:

$2^5\times 5^1\times {\mathrm{577}}^1\times {\mathrm{971}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 212366448

約数和(自身を除く): 122723728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 577, 971, 1154, 1942, 2308, 2885, 3884, 4616, 4855, 5770, 7768, 9232, 9710, 11540, 15536, 18464, 19420, 23080, 31072, 38840, 46160, 77680, 92320, 155360, 560267, 1120534, 2241068, 2801335, 4482136, 5602670, 8964272, 11205340, 17928544, 22410680, 44821360, 89642720]

約数ペア:

[(1, 89642720), (2, 44821360), (4, 22410680), (5, 17928544), (8, 11205340), (10, 8964272), (16, 5602670), (20, 4482136), (32, 2801335), (40, 2241068), (80, 1120534), (160, 560267), (577, 155360), (971, 92320), (1154, 77680), (1942, 46160), (2308, 38840), (2885, 31072), (3884, 23080), (4616, 19420), (4855, 18464), (5770, 15536), (7768, 11540), (9232, 9710)]