8082197680

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{393103}}^1$

素因数の和:393373

約数の個数: 40

約数和(自身を含む): 18864274752

約数和(自身を除く): 10782077072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 10280, 20560, 393103, 786206, 1572412, 1965515, 3144824, 3931030, 6289648, 7862060, 15724120, 31448240, 101027471, 202054942, 404109884, 505137355, 808219768, 1010274710, 1616439536, 2020549420, 4041098840, 8082197680]

約数ペア:

[(1, 8082197680), (2, 4041098840), (4, 2020549420), (5, 1616439536), (8, 1010274710), (10, 808219768), (16, 505137355), (20, 404109884), (40, 202054942), (80, 101027471), (257, 31448240), (514, 15724120), (1028, 7862060), (1285, 6289648), (2056, 3931030), (2570, 3144824), (4112, 1965515), (5140, 1572412), (10280, 786206), (20560, 393103)]