100808840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1163}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 248909760

約数和(自身を除く): 148100920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 197, 220, 394, 440, 788, 985, 1163, 1576, 1970, 2167, 2326, 3940, 4334, 4652, 5815, 7880, 8668, 9304, 10835, 11630, 12793, 17336, 21670, 23260, 25586, 43340, 46520, 51172, 63965, 86680, 102344, 127930, 229111, 255860, 458222, 511720, 916444, 1145555, 1832888, 2291110, 2520221, 4582220, 5040442, 9164440, 10080884, 12601105, 20161768, 25202210, 50404420, 100808840]

約数ペア:

[(1, 100808840), (2, 50404420), (4, 25202210), (5, 20161768), (8, 12601105), (10, 10080884), (11, 9164440), (20, 5040442), (22, 4582220), (40, 2520221), (44, 2291110), (55, 1832888), (88, 1145555), (110, 916444), (197, 511720), (220, 458222), (394, 255860), (440, 229111), (788, 127930), (985, 102344), (1163, 86680), (1576, 63965), (1970, 51172), (2167, 46520), (2326, 43340), (3940, 25586), (4334, 23260), (4652, 21670), (5815, 17336), (7880, 12793), (8668, 11630), (9304, 10835)]