66348920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1493}}^1$

素因数の和:1616

約数の個数: 64

約数和(自身を含む): 164579040

約数和(自身を除く): 98230120

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, 1493, 2020, 2222, 2986, 4040, 4444, 5555, 5972, 7465, 8888, 11110, 11944, 14930, 16423, 22220, 29860, 32846, 44440, 59720, 65692, 82115, 131384, 150793, 164230, 301586, 328460, 603172, 656920, 753965, 1206344, 1507930, 1658723, 3015860, 3317446, 6031720, 6634892, 8293615, 13269784, 16587230, 33174460, 66348920]

約数ペア:

[(1, 66348920), (2, 33174460), (4, 16587230), (5, 13269784), (8, 8293615), (10, 6634892), (11, 6031720), (20, 3317446), (22, 3015860), (40, 1658723), (44, 1507930), (55, 1206344), (88, 753965), (101, 656920), (110, 603172), (202, 328460), (220, 301586), (404, 164230), (440, 150793), (505, 131384), (808, 82115), (1010, 65692), (1111, 59720), (1493, 44440), (2020, 32846), (2222, 29860), (2986, 22220), (4040, 16423), (4444, 14930), (5555, 11944), (5972, 11110), (7465, 8888)]