81880656

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 160

約数和(自身を含む): 253317120

約数和(自身を除く): 171436464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 79, 88, 104, 132, 143, 151, 156, 158, 176, 208, 237, 264, 286, 302, 312, 316, 429, 453, 474, 528, 572, 604, 624, 632, 858, 869, 906, 948, 1027, 1144, 1208, 1264, 1661, 1716, 1738, 1812, 1896, 1963, 2054, 2288, 2416, 2607, 3081, 3322, 3432, 3476, 3624, 3792, 3926, 4108, 4983, 5214, 5889, 6162, 6644, 6864, 6952, 7248, 7852, 8216, 9966, 10428, 11297, 11778, 11929, 12324, 13288, 13904, 15704, 16432, 19932, 20856, 21593, 22594, 23556, 23858, 24648, 26576, 31408, 33891, 35787, 39864, 41712, 43186, 45188, 47112, 47716, 49296, 64779, 67782, 71574, 79728, 86372, 90376, 94224, 95432, 129558, 131219, 135564, 143148, 155077, 172744, 180752, 190864, 259116, 262438, 271128, 286296, 310154, 345488, 393657, 465231, 518232, 524876, 542256, 572592, 620308, 787314, 930462, 1036464, 1049752, 1240616, 1574628, 1705847, 1860924, 2099504, 2481232, 3149256, 3411694, 3721848, 5117541, 6298512, 6823388, 7443696, 10235082, 13646776, 20470164, 27293552, 40940328, 81880656]

約数ペア:

[(1, 81880656), (2, 40940328), (3, 27293552), (4, 20470164), (6, 13646776), (8, 10235082), (11, 7443696), (12, 6823388), (13, 6298512), (16, 5117541), (22, 3721848), (24, 3411694), (26, 3149256), (33, 2481232), (39, 2099504), (44, 1860924), (48, 1705847), (52, 1574628), (66, 1240616), (78, 1049752), (79, 1036464), (88, 930462), (104, 787314), (132, 620308), (143, 572592), (151, 542256), (156, 524876), (158, 518232), (176, 465231), (208, 393657), (237, 345488), (264, 310154), (286, 286296), (302, 271128), (312, 262438), (316, 259116), (429, 190864), (453, 180752), (474, 172744), (528, 155077), (572, 143148), (604, 135564), (624, 131219), (632, 129558), (858, 95432), (869, 94224), (906, 90376), (948, 86372), (1027, 79728), (1144, 71574), (1208, 67782), (1264, 64779), (1661, 49296), (1716, 47716), (1738, 47112), (1812, 45188), (1896, 43186), (1963, 41712), (2054, 39864), (2288, 35787), (2416, 33891), (2607, 31408), (3081, 26576), (3322, 24648), (3432, 23858), (3476, 23556), (3624, 22594), (3792, 21593), (3926, 20856), (4108, 19932), (4983, 16432), (5214, 15704), (5889, 13904), (6162, 13288), (6644, 12324), (6864, 11929), (6952, 11778), (7248, 11297), (7852, 10428), (8216, 9966)]