66317240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{150721}}^1$

素因数の和:150743

約数の個数: 32

約数和(自身を含む): 162779760

約数和(自身を除く): 96462520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 150721, 301442, 602884, 753605, 1205768, 1507210, 1657931, 3014420, 3315862, 6028840, 6631724, 8289655, 13263448, 16579310, 33158620, 66317240]

約数ペア:

[(1, 66317240), (2, 33158620), (4, 16579310), (5, 13263448), (8, 8289655), (10, 6631724), (11, 6028840), (20, 3315862), (22, 3014420), (40, 1657931), (44, 1507210), (55, 1205768), (88, 753605), (110, 602884), (220, 301442), (440, 150721)]