81792320

素因数分解:

$2^6\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1097}}^1$

素因数の和:1347

約数の個数: 56

約数和(自身を含む): 195782184

約数和(自身を除く): 113989864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 233, 320, 466, 932, 1097, 1165, 1864, 2194, 2330, 3728, 4388, 4660, 5485, 7456, 8776, 9320, 10970, 14912, 17552, 18640, 21940, 35104, 37280, 43880, 70208, 74560, 87760, 175520, 255601, 351040, 511202, 1022404, 1278005, 2044808, 2556010, 4089616, 5112020, 8179232, 10224040, 16358464, 20448080, 40896160, 81792320]

約数ペア:

[(1, 81792320), (2, 40896160), (4, 20448080), (5, 16358464), (8, 10224040), (10, 8179232), (16, 5112020), (20, 4089616), (32, 2556010), (40, 2044808), (64, 1278005), (80, 1022404), (160, 511202), (233, 351040), (320, 255601), (466, 175520), (932, 87760), (1097, 74560), (1165, 70208), (1864, 43880), (2194, 37280), (2330, 35104), (3728, 21940), (4388, 18640), (4660, 17552), (5485, 14912), (7456, 10970), (8776, 9320)]