89900960

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 221538240

約数和(自身を除く): 131637280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 73, 80, 86, 146, 160, 172, 179, 215, 292, 344, 358, 365, 430, 584, 688, 716, 730, 860, 895, 1168, 1376, 1432, 1460, 1720, 1790, 2336, 2864, 2920, 3139, 3440, 3580, 5728, 5840, 6278, 6880, 7160, 7697, 11680, 12556, 13067, 14320, 15394, 15695, 25112, 26134, 28640, 30788, 31390, 38485, 50224, 52268, 61576, 62780, 65335, 76970, 100448, 104536, 123152, 125560, 130670, 153940, 209072, 246304, 251120, 261340, 307880, 418144, 502240, 522680, 561881, 615760, 1045360, 1123762, 1231520, 2090720, 2247524, 2809405, 4495048, 5618810, 8990096, 11237620, 17980192, 22475240, 44950480, 89900960]

約数ペア:

[(1, 89900960), (2, 44950480), (4, 22475240), (5, 17980192), (8, 11237620), (10, 8990096), (16, 5618810), (20, 4495048), (32, 2809405), (40, 2247524), (43, 2090720), (73, 1231520), (80, 1123762), (86, 1045360), (146, 615760), (160, 561881), (172, 522680), (179, 502240), (215, 418144), (292, 307880), (344, 261340), (358, 251120), (365, 246304), (430, 209072), (584, 153940), (688, 130670), (716, 125560), (730, 123152), (860, 104536), (895, 100448), (1168, 76970), (1376, 65335), (1432, 62780), (1460, 61576), (1720, 52268), (1790, 50224), (2336, 38485), (2864, 31390), (2920, 30788), (3139, 28640), (3440, 26134), (3580, 25112), (5728, 15695), (5840, 15394), (6278, 14320), (6880, 13067), (7160, 12556), (7697, 11680)]