26288080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 78994944

約数和(自身を除く): 52706864

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 157, 161, 182, 184, 208, 230, 260, 280, 299, 314, 322, 364, 368, 455, 460, 520, 560, 598, 628, 644, 728, 785, 805, 910, 920, 1040, 1099, 1196, 1256, 1288, 1456, 1495, 1570, 1610, 1820, 1840, 2041, 2093, 2198, 2392, 2512, 2576, 2990, 3140, 3220, 3611, 3640, 4082, 4186, 4396, 4784, 5495, 5980, 6280, 6440, 7222, 7280, 8164, 8372, 8792, 10205, 10465, 10990, 11960, 12560, 12880, 14287, 14444, 16328, 16744, 17584, 18055, 20410, 20930, 21980, 23920, 25277, 28574, 28888, 32656, 33488, 36110, 40820, 41860, 43960, 46943, 50554, 57148, 57776, 71435, 72220, 81640, 83720, 87920, 93886, 101108, 114296, 126385, 142870, 144440, 163280, 167440, 187772, 202216, 228592, 234715, 252770, 285740, 288880, 328601, 375544, 404432, 469430, 505540, 571480, 657202, 751088, 938860, 1011080, 1142960, 1314404, 1643005, 1877720, 2022160, 2628808, 3286010, 3755440, 5257616, 6572020, 13144040, 26288080]

約数ペア:

[(1, 26288080), (2, 13144040), (4, 6572020), (5, 5257616), (7, 3755440), (8, 3286010), (10, 2628808), (13, 2022160), (14, 1877720), (16, 1643005), (20, 1314404), (23, 1142960), (26, 1011080), (28, 938860), (35, 751088), (40, 657202), (46, 571480), (52, 505540), (56, 469430), (65, 404432), (70, 375544), (80, 328601), (91, 288880), (92, 285740), (104, 252770), (112, 234715), (115, 228592), (130, 202216), (140, 187772), (157, 167440), (161, 163280), (182, 144440), (184, 142870), (208, 126385), (230, 114296), (260, 101108), (280, 93886), (299, 87920), (314, 83720), (322, 81640), (364, 72220), (368, 71435), (455, 57776), (460, 57148), (520, 50554), (560, 46943), (598, 43960), (628, 41860), (644, 40820), (728, 36110), (785, 33488), (805, 32656), (910, 28888), (920, 28574), (1040, 25277), (1099, 23920), (1196, 21980), (1256, 20930), (1288, 20410), (1456, 18055), (1495, 17584), (1570, 16744), (1610, 16328), (1820, 14444), (1840, 14287), (2041, 12880), (2093, 12560), (2198, 11960), (2392, 10990), (2512, 10465), (2576, 10205), (2990, 8792), (3140, 8372), (3220, 8164), (3611, 7280), (3640, 7222), (4082, 6440), (4186, 6280), (4396, 5980), (4784, 5495)]