81965856

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:734

約数の個数: 96

約数和(自身を含む): 247339008

約数和(自身を除く): 165373152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 283, 336, 431, 566, 672, 849, 862, 1132, 1293, 1698, 1724, 1981, 2264, 2586, 3017, 3396, 3448, 3962, 4528, 5172, 5943, 6034, 6792, 6896, 7924, 9051, 9056, 10344, 11886, 12068, 13584, 13792, 15848, 18102, 20688, 23772, 24136, 27168, 31696, 36204, 41376, 47544, 48272, 63392, 72408, 95088, 96544, 121973, 144816, 190176, 243946, 289632, 365919, 487892, 731838, 853811, 975784, 1463676, 1707622, 1951568, 2561433, 2927352, 3415244, 3903136, 5122866, 5854704, 6830488, 10245732, 11709408, 13660976, 20491464, 27321952, 40982928, 81965856]

約数ペア:

[(1, 81965856), (2, 40982928), (3, 27321952), (4, 20491464), (6, 13660976), (7, 11709408), (8, 10245732), (12, 6830488), (14, 5854704), (16, 5122866), (21, 3903136), (24, 3415244), (28, 2927352), (32, 2561433), (42, 1951568), (48, 1707622), (56, 1463676), (84, 975784), (96, 853811), (112, 731838), (168, 487892), (224, 365919), (283, 289632), (336, 243946), (431, 190176), (566, 144816), (672, 121973), (849, 96544), (862, 95088), (1132, 72408), (1293, 63392), (1698, 48272), (1724, 47544), (1981, 41376), (2264, 36204), (2586, 31696), (3017, 27168), (3396, 24136), (3448, 23772), (3962, 20688), (4528, 18102), (5172, 15848), (5943, 13792), (6034, 13584), (6792, 12068), (6896, 11886), (7924, 10344), (9051, 9056)]