66422720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2281}}^1$

素因数の和:2318

約数の個数: 112

約数和(自身を含む): 194755008

約数和(自身を除く): 128332288

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2281, 2912, 3640, 4160, 4562, 5824, 7280, 9124, 11405, 14560, 15967, 18248, 22810, 29120, 29653, 31934, 36496, 45620, 59306, 63868, 72992, 79835, 91240, 118612, 127736, 145984, 148265, 159670, 182480, 207571, 237224, 255472, 296530, 319340, 364960, 415142, 474448, 510944, 593060, 638680, 729920, 830284, 948896, 1021888, 1037855, 1186120, 1277360, 1660568, 1897792, 2075710, 2372240, 2554720, 3321136, 4151420, 4744480, 5109440, 6642272, 8302840, 9488960, 13284544, 16605680, 33211360, 66422720]

約数ペア:

[(1, 66422720), (2, 33211360), (4, 16605680), (5, 13284544), (7, 9488960), (8, 8302840), (10, 6642272), (13, 5109440), (14, 4744480), (16, 4151420), (20, 3321136), (26, 2554720), (28, 2372240), (32, 2075710), (35, 1897792), (40, 1660568), (52, 1277360), (56, 1186120), (64, 1037855), (65, 1021888), (70, 948896), (80, 830284), (91, 729920), (104, 638680), (112, 593060), (130, 510944), (140, 474448), (160, 415142), (182, 364960), (208, 319340), (224, 296530), (260, 255472), (280, 237224), (320, 207571), (364, 182480), (416, 159670), (448, 148265), (455, 145984), (520, 127736), (560, 118612), (728, 91240), (832, 79835), (910, 72992), (1040, 63868), (1120, 59306), (1456, 45620), (1820, 36496), (2080, 31934), (2240, 29653), (2281, 29120), (2912, 22810), (3640, 18248), (4160, 15967), (4562, 14560), (5824, 11405), (7280, 9124)]