68642810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2003}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 129859200

約数和(自身を除く): 61216390

約数列:

[1, 2, 5, 10, 23, 46, 115, 149, 230, 298, 745, 1490, 2003, 3427, 4006, 6854, 10015, 17135, 20030, 34270, 46069, 92138, 230345, 298447, 460690, 596894, 1492235, 2984470, 6864281, 13728562, 34321405, 68642810]

約数ペア:

[(1, 68642810), (2, 34321405), (5, 13728562), (10, 6864281), (23, 2984470), (46, 1492235), (115, 596894), (149, 460690), (230, 298447), (298, 230345), (745, 92138), (1490, 46069), (2003, 34270), (3427, 20030), (4006, 17135), (6854, 10015)]