67148840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1511}}^1$

素因数の和:1634

約数の個数: 64

約数和(自身を含む): 166561920

約数和(自身を除く): 99413080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 1511, 2020, 2222, 3022, 4040, 4444, 5555, 6044, 7555, 8888, 11110, 12088, 15110, 16621, 22220, 30220, 33242, 44440, 60440, 66484, 83105, 132968, 152611, 166210, 305222, 332420, 610444, 664840, 763055, 1220888, 1526110, 1678721, 3052220, 3357442, 6104440, 6714884, 8393605, 13429768, 16787210, 33574420, 67148840]

約数ペア:

[(1, 67148840), (2, 33574420), (4, 16787210), (5, 13429768), (8, 8393605), (10, 6714884), (11, 6104440), (20, 3357442), (22, 3052220), (40, 1678721), (44, 1526110), (55, 1220888), (88, 763055), (101, 664840), (110, 610444), (202, 332420), (220, 305222), (404, 166210), (440, 152611), (505, 132968), (808, 83105), (1010, 66484), (1111, 60440), (1511, 44440), (2020, 33242), (2222, 30220), (3022, 22220), (4040, 16621), (4444, 15110), (5555, 12088), (6044, 11110), (7555, 8888)]