80427568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9431}}^1$

素因数の和:9493

約数の個数: 40

約数和(自身を含む): 171926496

約数和(自身を除く): 91498928

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 9431, 18862, 37724, 75448, 122603, 150896, 245206, 386671, 490412, 773342, 980824, 1546684, 1961648, 3093368, 5026723, 6186736, 10053446, 20106892, 40213784, 80427568]

約数ペア:

[(1, 80427568), (2, 40213784), (4, 20106892), (8, 10053446), (13, 6186736), (16, 5026723), (26, 3093368), (41, 1961648), (52, 1546684), (82, 980824), (104, 773342), (164, 490412), (208, 386671), (328, 245206), (533, 150896), (656, 122603), (1066, 75448), (2132, 37724), (4264, 18862), (8528, 9431)]