82741760

素因数分解:

$2^9\times 5^1\times {\mathrm{32321}}^1$

素因数の和:32344

約数の個数: 40

約数和(自身を含む): 198392436

約数和(自身を除く): 115650676

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 32321, 64642, 129284, 161605, 258568, 323210, 517136, 646420, 1034272, 1292840, 2068544, 2585680, 4137088, 5171360, 8274176, 10342720, 16548352, 20685440, 41370880, 82741760]

約数ペア:

[(1, 82741760), (2, 41370880), (4, 20685440), (5, 16548352), (8, 10342720), (10, 8274176), (16, 5171360), (20, 4137088), (32, 2585680), (40, 2068544), (64, 1292840), (80, 1034272), (128, 646420), (160, 517136), (256, 323210), (320, 258568), (512, 161605), (640, 129284), (1280, 64642), (2560, 32321)]