51291856

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 137134080

約数和(自身を除く): 85842224

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 31, 34, 44, 56, 62, 68, 77, 79, 88, 112, 119, 124, 136, 154, 158, 176, 187, 217, 238, 248, 272, 308, 316, 341, 374, 434, 476, 496, 527, 553, 616, 632, 682, 748, 868, 869, 952, 1054, 1106, 1232, 1264, 1309, 1343, 1364, 1496, 1736, 1738, 1904, 2108, 2212, 2387, 2449, 2618, 2686, 2728, 2992, 3472, 3476, 3689, 4216, 4424, 4774, 4898, 5236, 5372, 5456, 5797, 6083, 6952, 7378, 8432, 8848, 9401, 9548, 9796, 10472, 10744, 11594, 12166, 13904, 14756, 14773, 17143, 18802, 19096, 19592, 20944, 21488, 23188, 24332, 26939, 29512, 29546, 34286, 37604, 38192, 39184, 40579, 41633, 46376, 48664, 53878, 59024, 59092, 68572, 75208, 81158, 83266, 92752, 97328, 103411, 107756, 118184, 137144, 150416, 162316, 166532, 188573, 206822, 215512, 236368, 274288, 291431, 324632, 333064, 377146, 413644, 431024, 457963, 582862, 649264, 666128, 754292, 827288, 915926, 1165724, 1508584, 1654576, 1831852, 2331448, 3017168, 3205741, 3663704, 4662896, 6411482, 7327408, 12822964, 25645928, 51291856]

約数ペア:

[(1, 51291856), (2, 25645928), (4, 12822964), (7, 7327408), (8, 6411482), (11, 4662896), (14, 3663704), (16, 3205741), (17, 3017168), (22, 2331448), (28, 1831852), (31, 1654576), (34, 1508584), (44, 1165724), (56, 915926), (62, 827288), (68, 754292), (77, 666128), (79, 649264), (88, 582862), (112, 457963), (119, 431024), (124, 413644), (136, 377146), (154, 333064), (158, 324632), (176, 291431), (187, 274288), (217, 236368), (238, 215512), (248, 206822), (272, 188573), (308, 166532), (316, 162316), (341, 150416), (374, 137144), (434, 118184), (476, 107756), (496, 103411), (527, 97328), (553, 92752), (616, 83266), (632, 81158), (682, 75208), (748, 68572), (868, 59092), (869, 59024), (952, 53878), (1054, 48664), (1106, 46376), (1232, 41633), (1264, 40579), (1309, 39184), (1343, 38192), (1364, 37604), (1496, 34286), (1736, 29546), (1738, 29512), (1904, 26939), (2108, 24332), (2212, 23188), (2387, 21488), (2449, 20944), (2618, 19592), (2686, 19096), (2728, 18802), (2992, 17143), (3472, 14773), (3476, 14756), (3689, 13904), (4216, 12166), (4424, 11594), (4774, 10744), (4898, 10472), (5236, 9796), (5372, 9548), (5456, 9401), (5797, 8848), (6083, 8432), (6952, 7378)]