81821088

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6607}}^1$

素因数の和:6666

約数の個数: 72

約数和(自身を含む): 238125888

約数和(自身を除く): 156304800

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 6607, 12384, 13214, 19821, 26428, 39642, 52856, 59463, 79284, 105712, 118926, 158568, 211424, 237852, 284101, 317136, 475704, 568202, 634272, 852303, 951408, 1136404, 1704606, 1902816, 2272808, 2556909, 3409212, 4545616, 5113818, 6818424, 9091232, 10227636, 13636848, 20455272, 27273696, 40910544, 81821088]

約数ペア:

[(1, 81821088), (2, 40910544), (3, 27273696), (4, 20455272), (6, 13636848), (8, 10227636), (9, 9091232), (12, 6818424), (16, 5113818), (18, 4545616), (24, 3409212), (32, 2556909), (36, 2272808), (43, 1902816), (48, 1704606), (72, 1136404), (86, 951408), (96, 852303), (129, 634272), (144, 568202), (172, 475704), (258, 317136), (288, 284101), (344, 237852), (387, 211424), (516, 158568), (688, 118926), (774, 105712), (1032, 79284), (1376, 59463), (1548, 52856), (2064, 39642), (3096, 26428), (4128, 19821), (6192, 13214), (6607, 12384)]