89977888

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 242415936

約数和(自身を除く): 152438048

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 53, 56, 77, 88, 91, 104, 106, 112, 143, 154, 176, 182, 208, 212, 224, 286, 308, 352, 364, 371, 416, 424, 572, 583, 616, 689, 728, 742, 848, 1001, 1144, 1166, 1232, 1378, 1456, 1484, 1696, 2002, 2288, 2332, 2464, 2756, 2809, 2912, 2968, 4004, 4081, 4576, 4664, 4823, 5512, 5618, 5936, 7579, 8008, 8162, 9328, 9646, 11024, 11236, 11872, 15158, 16016, 16324, 18656, 19292, 19663, 22048, 22472, 30316, 30899, 32032, 32648, 36517, 38584, 39326, 44944, 53053, 60632, 61798, 65296, 73034, 77168, 78652, 89888, 106106, 121264, 123596, 130592, 146068, 154336, 157304, 212212, 216293, 242528, 247192, 255619, 292136, 314608, 401687, 424424, 432586, 494384, 511238, 584272, 629216, 803374, 848848, 865172, 988768, 1022476, 1168544, 1606748, 1697696, 1730344, 2044952, 2811809, 3213496, 3460688, 4089904, 5623618, 6426992, 6921376, 8179808, 11247236, 12853984, 22494472, 44988944, 89977888]

約数ペア:

[(1, 89977888), (2, 44988944), (4, 22494472), (7, 12853984), (8, 11247236), (11, 8179808), (13, 6921376), (14, 6426992), (16, 5623618), (22, 4089904), (26, 3460688), (28, 3213496), (32, 2811809), (44, 2044952), (52, 1730344), (53, 1697696), (56, 1606748), (77, 1168544), (88, 1022476), (91, 988768), (104, 865172), (106, 848848), (112, 803374), (143, 629216), (154, 584272), (176, 511238), (182, 494384), (208, 432586), (212, 424424), (224, 401687), (286, 314608), (308, 292136), (352, 255619), (364, 247192), (371, 242528), (416, 216293), (424, 212212), (572, 157304), (583, 154336), (616, 146068), (689, 130592), (728, 123596), (742, 121264), (848, 106106), (1001, 89888), (1144, 78652), (1166, 77168), (1232, 73034), (1378, 65296), (1456, 61798), (1484, 60632), (1696, 53053), (2002, 44944), (2288, 39326), (2332, 38584), (2464, 36517), (2756, 32648), (2809, 32032), (2912, 30899), (2968, 30316), (4004, 22472), (4081, 22048), (4576, 19663), (4664, 19292), (4823, 18656), (5512, 16324), (5618, 16016), (5936, 15158), (7579, 11872), (8008, 11236), (8162, 11024), (9328, 9646)]