81637088

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 183526560

約数和(自身を除く): 101889472

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 67, 101, 104, 116, 134, 202, 208, 232, 268, 377, 404, 416, 464, 536, 754, 808, 871, 928, 1072, 1313, 1508, 1616, 1742, 1943, 2144, 2626, 2929, 3016, 3232, 3484, 3886, 5252, 5858, 6032, 6767, 6968, 7772, 10504, 11716, 12064, 13534, 13936, 15544, 21008, 23432, 25259, 27068, 27872, 31088, 38077, 42016, 46864, 50518, 54136, 62176, 76154, 87971, 93728, 101036, 108272, 152308, 175942, 196243, 202072, 216544, 304616, 351884, 392486, 404144, 609232, 703768, 784972, 808288, 1218464, 1407536, 1569944, 2551159, 2815072, 3139888, 5102318, 6279776, 10204636, 20409272, 40818544, 81637088]

約数ペア:

[(1, 81637088), (2, 40818544), (4, 20409272), (8, 10204636), (13, 6279776), (16, 5102318), (26, 3139888), (29, 2815072), (32, 2551159), (52, 1569944), (58, 1407536), (67, 1218464), (101, 808288), (104, 784972), (116, 703768), (134, 609232), (202, 404144), (208, 392486), (232, 351884), (268, 304616), (377, 216544), (404, 202072), (416, 196243), (464, 175942), (536, 152308), (754, 108272), (808, 101036), (871, 93728), (928, 87971), (1072, 76154), (1313, 62176), (1508, 54136), (1616, 50518), (1742, 46864), (1943, 42016), (2144, 38077), (2626, 31088), (2929, 27872), (3016, 27068), (3232, 25259), (3484, 23432), (3886, 21008), (5252, 15544), (5858, 13936), (6032, 13534), (6767, 12064), (6968, 11716), (7772, 10504)]