77040040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25013}}^1$

素因数の和:25042

約数の個数: 64

約数和(自身を含む): 216120960

約数和(自身を除く): 139080920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 25013, 50026, 100052, 125065, 175091, 200104, 250130, 275143, 350182, 500260, 550286, 700364, 875455, 1000520, 1100572, 1375715, 1400728, 1750910, 1926001, 2201144, 2751430, 3501820, 3852002, 5502860, 7003640, 7704004, 9630005, 11005720, 15408008, 19260010, 38520020, 77040040]

約数ペア:

[(1, 77040040), (2, 38520020), (4, 19260010), (5, 15408008), (7, 11005720), (8, 9630005), (10, 7704004), (11, 7003640), (14, 5502860), (20, 3852002), (22, 3501820), (28, 2751430), (35, 2201144), (40, 1926001), (44, 1750910), (55, 1400728), (56, 1375715), (70, 1100572), (77, 1000520), (88, 875455), (110, 700364), (140, 550286), (154, 500260), (220, 350182), (280, 275143), (308, 250130), (385, 200104), (440, 175091), (616, 125065), (770, 100052), (1540, 50026), (3080, 25013)]