89535680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21523}}^1$

素因数の和:21553

約数の個数: 56

約数和(自身を含む): 229618032

約数和(自身を除く): 140082352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21523, 43046, 86092, 107615, 172184, 215230, 279799, 344368, 430460, 559598, 688736, 860920, 1119196, 1377472, 1398995, 1721840, 2238392, 2797990, 3443680, 4476784, 5595980, 6887360, 8953568, 11191960, 17907136, 22383920, 44767840, 89535680]

約数ペア:

[(1, 89535680), (2, 44767840), (4, 22383920), (5, 17907136), (8, 11191960), (10, 8953568), (13, 6887360), (16, 5595980), (20, 4476784), (26, 3443680), (32, 2797990), (40, 2238392), (52, 1721840), (64, 1398995), (65, 1377472), (80, 1119196), (104, 860920), (130, 688736), (160, 559598), (208, 430460), (260, 344368), (320, 279799), (416, 215230), (520, 172184), (832, 107615), (1040, 86092), (2080, 43046), (4160, 21523)]