80165680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 160

約数和(自身を含む): 225949824

約数和(自身を除く): 145784144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 53, 56, 70, 73, 74, 80, 106, 112, 140, 146, 148, 185, 212, 259, 265, 280, 292, 296, 365, 370, 371, 424, 511, 518, 530, 560, 584, 592, 730, 740, 742, 848, 1022, 1036, 1060, 1168, 1295, 1460, 1480, 1484, 1855, 1961, 2044, 2072, 2120, 2555, 2590, 2701, 2920, 2960, 2968, 3710, 3869, 3922, 4088, 4144, 4240, 5110, 5180, 5402, 5840, 5936, 7420, 7738, 7844, 8176, 9805, 10220, 10360, 10804, 13505, 13727, 14840, 15476, 15688, 18907, 19345, 19610, 20440, 20720, 21608, 27010, 27083, 27454, 29680, 30952, 31376, 37814, 38690, 39220, 40880, 43216, 54020, 54166, 54908, 61904, 68635, 75628, 77380, 78440, 94535, 108040, 108332, 109816, 135415, 137270, 143153, 151256, 154760, 156880, 189070, 216080, 216664, 219632, 270830, 274540, 286306, 302512, 309520, 378140, 433328, 541660, 549080, 572612, 715765, 756280, 1002071, 1083320, 1098160, 1145224, 1431530, 1512560, 2004142, 2166640, 2290448, 2863060, 4008284, 5010355, 5726120, 8016568, 10020710, 11452240, 16033136, 20041420, 40082840, 80165680]

約数ペア:

[(1, 80165680), (2, 40082840), (4, 20041420), (5, 16033136), (7, 11452240), (8, 10020710), (10, 8016568), (14, 5726120), (16, 5010355), (20, 4008284), (28, 2863060), (35, 2290448), (37, 2166640), (40, 2004142), (53, 1512560), (56, 1431530), (70, 1145224), (73, 1098160), (74, 1083320), (80, 1002071), (106, 756280), (112, 715765), (140, 572612), (146, 549080), (148, 541660), (185, 433328), (212, 378140), (259, 309520), (265, 302512), (280, 286306), (292, 274540), (296, 270830), (365, 219632), (370, 216664), (371, 216080), (424, 189070), (511, 156880), (518, 154760), (530, 151256), (560, 143153), (584, 137270), (592, 135415), (730, 109816), (740, 108332), (742, 108040), (848, 94535), (1022, 78440), (1036, 77380), (1060, 75628), (1168, 68635), (1295, 61904), (1460, 54908), (1480, 54166), (1484, 54020), (1855, 43216), (1961, 40880), (2044, 39220), (2072, 38690), (2120, 37814), (2555, 31376), (2590, 30952), (2701, 29680), (2920, 27454), (2960, 27083), (2968, 27010), (3710, 21608), (3869, 20720), (3922, 20440), (4088, 19610), (4144, 19345), (4240, 18907), (5110, 15688), (5180, 15476), (5402, 14840), (5840, 13727), (5936, 13505), (7420, 10804), (7738, 10360), (7844, 10220), (8176, 9805)]