56680000

素因数分解:

$2^6\times 5^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:154

約数の個数: 140

約数和(自身を含む): 152747980

約数和(自身を除く): 96067980

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 109, 125, 130, 160, 200, 208, 218, 250, 260, 320, 325, 400, 416, 436, 500, 520, 545, 625, 650, 800, 832, 872, 1000, 1040, 1090, 1250, 1300, 1417, 1600, 1625, 1744, 2000, 2080, 2180, 2500, 2600, 2725, 2834, 3250, 3488, 4000, 4160, 4360, 5000, 5200, 5450, 5668, 6500, 6976, 7085, 8000, 8125, 8720, 10000, 10400, 10900, 11336, 13000, 13625, 14170, 16250, 17440, 20000, 20800, 21800, 22672, 26000, 27250, 28340, 32500, 34880, 35425, 40000, 43600, 45344, 52000, 54500, 56680, 65000, 68125, 70850, 87200, 90688, 104000, 109000, 113360, 130000, 136250, 141700, 174400, 177125, 218000, 226720, 260000, 272500, 283400, 354250, 436000, 453440, 520000, 545000, 566800, 708500, 872000, 885625, 1090000, 1133600, 1417000, 1771250, 2180000, 2267200, 2834000, 3542500, 4360000, 5668000, 7085000, 11336000, 14170000, 28340000, 56680000]

約数ペア:

[(1, 56680000), (2, 28340000), (4, 14170000), (5, 11336000), (8, 7085000), (10, 5668000), (13, 4360000), (16, 3542500), (20, 2834000), (25, 2267200), (26, 2180000), (32, 1771250), (40, 1417000), (50, 1133600), (52, 1090000), (64, 885625), (65, 872000), (80, 708500), (100, 566800), (104, 545000), (109, 520000), (125, 453440), (130, 436000), (160, 354250), (200, 283400), (208, 272500), (218, 260000), (250, 226720), (260, 218000), (320, 177125), (325, 174400), (400, 141700), (416, 136250), (436, 130000), (500, 113360), (520, 109000), (545, 104000), (625, 90688), (650, 87200), (800, 70850), (832, 68125), (872, 65000), (1000, 56680), (1040, 54500), (1090, 52000), (1250, 45344), (1300, 43600), (1417, 40000), (1600, 35425), (1625, 34880), (1744, 32500), (2000, 28340), (2080, 27250), (2180, 26000), (2500, 22672), (2600, 21800), (2725, 20800), (2834, 20000), (3250, 17440), (3488, 16250), (4000, 14170), (4160, 13625), (4360, 13000), (5000, 11336), (5200, 10900), (5450, 10400), (5668, 10000), (6500, 8720), (6976, 8125), (7085, 8000)]