67708520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4159}}^1$

素因数の和:4218

約数の個数: 64

約数和(自身を含む): 170726400

約数和(自身を除く): 103017880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 4159, 8140, 8318, 16280, 16636, 20795, 33272, 41590, 45749, 83180, 91498, 153883, 166360, 182996, 228745, 307766, 365992, 457490, 615532, 769415, 914980, 1231064, 1538830, 1692713, 1829960, 3077660, 3385426, 6155320, 6770852, 8463565, 13541704, 16927130, 33854260, 67708520]

約数ペア:

[(1, 67708520), (2, 33854260), (4, 16927130), (5, 13541704), (8, 8463565), (10, 6770852), (11, 6155320), (20, 3385426), (22, 3077660), (37, 1829960), (40, 1692713), (44, 1538830), (55, 1231064), (74, 914980), (88, 769415), (110, 615532), (148, 457490), (185, 365992), (220, 307766), (296, 228745), (370, 182996), (407, 166360), (440, 153883), (740, 91498), (814, 83180), (1480, 45749), (1628, 41590), (2035, 33272), (3256, 20795), (4070, 16636), (4159, 16280), (8140, 8318)]