89977328

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 221115312

約数和(自身を除く): 131137984

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 49, 56, 68, 86, 98, 112, 119, 136, 157, 172, 196, 238, 272, 301, 314, 344, 392, 476, 602, 628, 688, 731, 784, 833, 952, 1099, 1204, 1256, 1462, 1666, 1904, 2107, 2198, 2408, 2512, 2669, 2924, 3332, 4214, 4396, 4816, 5117, 5338, 5848, 6664, 6751, 7693, 8428, 8792, 10234, 10676, 11696, 13328, 13502, 15386, 16856, 17584, 18683, 20468, 21352, 27004, 30772, 33712, 35819, 37366, 40936, 42704, 47257, 54008, 61544, 71638, 74732, 81872, 94514, 108016, 114767, 123088, 130781, 143276, 149464, 189028, 229534, 261562, 286552, 298928, 330799, 378056, 459068, 523124, 573104, 661598, 756112, 803369, 918136, 1046248, 1323196, 1606738, 1836272, 2092496, 2646392, 3213476, 5292784, 5623583, 6426952, 11247166, 12853904, 22494332, 44988664, 89977328]

約数ペア:

[(1, 89977328), (2, 44988664), (4, 22494332), (7, 12853904), (8, 11247166), (14, 6426952), (16, 5623583), (17, 5292784), (28, 3213476), (34, 2646392), (43, 2092496), (49, 1836272), (56, 1606738), (68, 1323196), (86, 1046248), (98, 918136), (112, 803369), (119, 756112), (136, 661598), (157, 573104), (172, 523124), (196, 459068), (238, 378056), (272, 330799), (301, 298928), (314, 286552), (344, 261562), (392, 229534), (476, 189028), (602, 149464), (628, 143276), (688, 130781), (731, 123088), (784, 114767), (833, 108016), (952, 94514), (1099, 81872), (1204, 74732), (1256, 71638), (1462, 61544), (1666, 54008), (1904, 47257), (2107, 42704), (2198, 40936), (2408, 37366), (2512, 35819), (2669, 33712), (2924, 30772), (3332, 27004), (4214, 21352), (4396, 20468), (4816, 18683), (5117, 17584), (5338, 16856), (5848, 15386), (6664, 13502), (6751, 13328), (7693, 11696), (8428, 10676), (8792, 10234)]