81627472

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 60

約数和(自身を含む): 170544640

約数和(自身を除く): 88917168

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 127, 136, 139, 254, 272, 278, 289, 508, 556, 578, 1016, 1112, 1156, 2032, 2159, 2224, 2312, 2363, 4318, 4624, 4726, 8636, 9452, 17272, 17653, 18904, 34544, 35306, 36703, 37808, 40171, 70612, 73406, 80342, 141224, 146812, 160684, 282448, 293624, 300101, 321368, 587248, 600202, 642736, 1200404, 2400808, 4801616, 5101717, 10203434, 20406868, 40813736, 81627472]

約数ペア:

[(1, 81627472), (2, 40813736), (4, 20406868), (8, 10203434), (16, 5101717), (17, 4801616), (34, 2400808), (68, 1200404), (127, 642736), (136, 600202), (139, 587248), (254, 321368), (272, 300101), (278, 293624), (289, 282448), (508, 160684), (556, 146812), (578, 141224), (1016, 80342), (1112, 73406), (1156, 70612), (2032, 40171), (2159, 37808), (2224, 36703), (2312, 35306), (2363, 34544), (4318, 18904), (4624, 17653), (4726, 17272), (8636, 9452)]