66557920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2909}}^1$

素因数の和:2948

約数の個数: 96

約数和(自身を含む): 184796640

約数和(自身を除く): 118238720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1760, 2080, 2288, 2860, 2909, 4576, 5720, 5818, 11440, 11636, 14545, 22880, 23272, 29090, 31999, 37817, 46544, 58180, 63998, 75634, 93088, 116360, 127996, 151268, 159995, 189085, 232720, 255992, 302536, 319990, 378170, 415987, 465440, 511984, 605072, 639980, 756340, 831974, 1023968, 1210144, 1279960, 1512680, 1663948, 2079935, 2559920, 3025360, 3327896, 4159870, 5119840, 6050720, 6655792, 8319740, 13311584, 16639480, 33278960, 66557920]

約数ペア:

[(1, 66557920), (2, 33278960), (4, 16639480), (5, 13311584), (8, 8319740), (10, 6655792), (11, 6050720), (13, 5119840), (16, 4159870), (20, 3327896), (22, 3025360), (26, 2559920), (32, 2079935), (40, 1663948), (44, 1512680), (52, 1279960), (55, 1210144), (65, 1023968), (80, 831974), (88, 756340), (104, 639980), (110, 605072), (130, 511984), (143, 465440), (160, 415987), (176, 378170), (208, 319990), (220, 302536), (260, 255992), (286, 232720), (352, 189085), (416, 159995), (440, 151268), (520, 127996), (572, 116360), (715, 93088), (880, 75634), (1040, 63998), (1144, 58180), (1430, 46544), (1760, 37817), (2080, 31999), (2288, 29090), (2860, 23272), (2909, 22880), (4576, 14545), (5720, 11636), (5818, 11440)]