83956520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51193}}^1$

素因数の和:51245

約数の個数: 32

約数和(自身を含む): 193513320

約数和(自身を除く): 109556800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51193, 102386, 204772, 255965, 409544, 511930, 1023860, 2047720, 2098913, 4197826, 8395652, 10494565, 16791304, 20989130, 41978260, 83956520]

約数ペア:

[(1, 83956520), (2, 41978260), (4, 20989130), (5, 16791304), (8, 10494565), (10, 8395652), (20, 4197826), (40, 2098913), (41, 2047720), (82, 1023860), (164, 511930), (205, 409544), (328, 255965), (410, 204772), (820, 102386), (1640, 51193)]