65335640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1511}}^1$

素因数の和:1592

約数の個数: 64

約数和(自身を含む): 156764160

約数和(自身を除く): 91428520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 376, 460, 470, 920, 940, 1081, 1511, 1880, 2162, 3022, 4324, 5405, 6044, 7555, 8648, 10810, 12088, 15110, 21620, 30220, 34753, 43240, 60440, 69506, 71017, 139012, 142034, 173765, 278024, 284068, 347530, 355085, 568136, 695060, 710170, 1390120, 1420340, 1633391, 2840680, 3266782, 6533564, 8166955, 13067128, 16333910, 32667820, 65335640]

約数ペア:

[(1, 65335640), (2, 32667820), (4, 16333910), (5, 13067128), (8, 8166955), (10, 6533564), (20, 3266782), (23, 2840680), (40, 1633391), (46, 1420340), (47, 1390120), (92, 710170), (94, 695060), (115, 568136), (184, 355085), (188, 347530), (230, 284068), (235, 278024), (376, 173765), (460, 142034), (470, 139012), (920, 71017), (940, 69506), (1081, 60440), (1511, 43240), (1880, 34753), (2162, 30220), (3022, 21620), (4324, 15110), (5405, 12088), (6044, 10810), (7555, 8648)]