80795968

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 112

約数和(自身を含む): 190707264

約数和(自身を除く): 109911296

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 43, 44, 64, 68, 86, 88, 136, 157, 172, 176, 187, 272, 314, 344, 352, 374, 473, 544, 628, 688, 704, 731, 748, 946, 1088, 1256, 1376, 1462, 1496, 1727, 1892, 2512, 2669, 2752, 2924, 2992, 3454, 3784, 5024, 5338, 5848, 5984, 6751, 6908, 7568, 8041, 10048, 10676, 11696, 11968, 13502, 13816, 15136, 16082, 21352, 23392, 27004, 27632, 29359, 30272, 32164, 42704, 46784, 54008, 55264, 58718, 64328, 74261, 85408, 108016, 110528, 114767, 117436, 128656, 148522, 170816, 216032, 229534, 234872, 257312, 297044, 432064, 459068, 469744, 514624, 594088, 918136, 939488, 1188176, 1262437, 1836272, 1878976, 2376352, 2524874, 3672544, 4752704, 5049748, 7345088, 10099496, 20198992, 40397984, 80795968]

約数ペア:

[(1, 80795968), (2, 40397984), (4, 20198992), (8, 10099496), (11, 7345088), (16, 5049748), (17, 4752704), (22, 3672544), (32, 2524874), (34, 2376352), (43, 1878976), (44, 1836272), (64, 1262437), (68, 1188176), (86, 939488), (88, 918136), (136, 594088), (157, 514624), (172, 469744), (176, 459068), (187, 432064), (272, 297044), (314, 257312), (344, 234872), (352, 229534), (374, 216032), (473, 170816), (544, 148522), (628, 128656), (688, 117436), (704, 114767), (731, 110528), (748, 108016), (946, 85408), (1088, 74261), (1256, 64328), (1376, 58718), (1462, 55264), (1496, 54008), (1727, 46784), (1892, 42704), (2512, 32164), (2669, 30272), (2752, 29359), (2924, 27632), (2992, 27004), (3454, 23392), (3784, 21352), (5024, 16082), (5338, 15136), (5848, 13816), (5984, 13502), (6751, 11968), (6908, 11696), (7568, 10676), (8041, 10048)]