80314528

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 204773184

約数和(自身を除く): 124458656

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 49, 56, 68, 92, 98, 112, 119, 131, 136, 161, 184, 196, 224, 238, 262, 272, 322, 368, 391, 392, 476, 524, 544, 644, 736, 782, 784, 833, 917, 952, 1048, 1127, 1288, 1564, 1568, 1666, 1834, 1904, 2096, 2227, 2254, 2576, 2737, 3013, 3128, 3332, 3668, 3808, 4192, 4454, 4508, 5152, 5474, 6026, 6256, 6419, 6664, 7336, 8908, 9016, 10948, 12052, 12512, 12838, 13328, 14672, 15589, 17816, 18032, 19159, 21091, 21896, 24104, 25676, 26656, 29344, 31178, 35632, 36064, 38318, 42182, 43792, 48208, 51221, 51352, 62356, 71264, 76636, 84364, 87584, 96416, 102442, 102704, 109123, 124712, 147637, 153272, 168728, 204884, 205408, 218246, 249424, 295274, 306544, 337456, 358547, 409768, 436492, 498848, 590548, 613088, 674912, 717094, 819536, 872984, 1181096, 1434188, 1639072, 1745968, 2362192, 2509829, 2868376, 3491936, 4724384, 5019658, 5736752, 10039316, 11473504, 20078632, 40157264, 80314528]

約数ペア:

[(1, 80314528), (2, 40157264), (4, 20078632), (7, 11473504), (8, 10039316), (14, 5736752), (16, 5019658), (17, 4724384), (23, 3491936), (28, 2868376), (32, 2509829), (34, 2362192), (46, 1745968), (49, 1639072), (56, 1434188), (68, 1181096), (92, 872984), (98, 819536), (112, 717094), (119, 674912), (131, 613088), (136, 590548), (161, 498848), (184, 436492), (196, 409768), (224, 358547), (238, 337456), (262, 306544), (272, 295274), (322, 249424), (368, 218246), (391, 205408), (392, 204884), (476, 168728), (524, 153272), (544, 147637), (644, 124712), (736, 109123), (782, 102704), (784, 102442), (833, 96416), (917, 87584), (952, 84364), (1048, 76636), (1127, 71264), (1288, 62356), (1564, 51352), (1568, 51221), (1666, 48208), (1834, 43792), (1904, 42182), (2096, 38318), (2227, 36064), (2254, 35632), (2576, 31178), (2737, 29344), (3013, 26656), (3128, 25676), (3332, 24104), (3668, 21896), (3808, 21091), (4192, 19159), (4454, 18032), (4508, 17816), (5152, 15589), (5474, 14672), (6026, 13328), (6256, 12838), (6419, 12512), (6664, 12052), (7336, 10948), (8908, 9016)]