64837220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1327}}^1$

素因数の和:1692

約数の個数: 48

約数和(自身を含む): 156172800

約数和(自身を除く): 91335580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1327, 1396, 1745, 2443, 2654, 3490, 4886, 5308, 6635, 6980, 9289, 9772, 12215, 13270, 18578, 24430, 26540, 37156, 46445, 48860, 92890, 185780, 463123, 926246, 1852492, 2315615, 3241861, 4631230, 6483722, 9262460, 12967444, 16209305, 32418610, 64837220]

約数ペア:

[(1, 64837220), (2, 32418610), (4, 16209305), (5, 12967444), (7, 9262460), (10, 6483722), (14, 4631230), (20, 3241861), (28, 2315615), (35, 1852492), (70, 926246), (140, 463123), (349, 185780), (698, 92890), (1327, 48860), (1396, 46445), (1745, 37156), (2443, 26540), (2654, 24430), (3490, 18578), (4886, 13270), (5308, 12215), (6635, 9772), (6980, 9289)]