80464468

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 193052160

約数和(自身を除く): 112587692

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 31, 34, 38, 41, 49, 62, 68, 76, 82, 98, 119, 124, 133, 164, 196, 217, 238, 266, 287, 323, 434, 476, 527, 532, 574, 589, 646, 697, 779, 833, 868, 931, 1054, 1148, 1178, 1271, 1292, 1394, 1519, 1558, 1666, 1862, 2009, 2108, 2261, 2356, 2542, 2788, 3038, 3116, 3332, 3689, 3724, 4018, 4123, 4522, 4879, 5084, 5453, 6076, 7378, 8036, 8246, 8897, 9044, 9758, 10013, 10906, 13243, 14756, 15827, 16492, 17794, 19516, 20026, 21607, 21812, 24149, 25823, 26486, 28861, 31654, 34153, 35588, 38171, 40052, 43214, 48298, 51646, 52972, 57722, 62279, 63308, 68306, 70091, 76342, 86428, 92701, 96596, 103292, 115444, 124558, 136612, 140182, 151249, 152684, 169043, 185402, 249116, 280364, 302498, 338086, 370804, 410533, 490637, 604996, 648907, 676172, 821066, 981274, 1058743, 1183301, 1297814, 1642132, 1962548, 2117486, 2366602, 2595628, 2873731, 4234972, 4733204, 5747462, 11494924, 20116117, 40232234, 80464468]

約数ペア:

[(1, 80464468), (2, 40232234), (4, 20116117), (7, 11494924), (14, 5747462), (17, 4733204), (19, 4234972), (28, 2873731), (31, 2595628), (34, 2366602), (38, 2117486), (41, 1962548), (49, 1642132), (62, 1297814), (68, 1183301), (76, 1058743), (82, 981274), (98, 821066), (119, 676172), (124, 648907), (133, 604996), (164, 490637), (196, 410533), (217, 370804), (238, 338086), (266, 302498), (287, 280364), (323, 249116), (434, 185402), (476, 169043), (527, 152684), (532, 151249), (574, 140182), (589, 136612), (646, 124558), (697, 115444), (779, 103292), (833, 96596), (868, 92701), (931, 86428), (1054, 76342), (1148, 70091), (1178, 68306), (1271, 63308), (1292, 62279), (1394, 57722), (1519, 52972), (1558, 51646), (1666, 48298), (1862, 43214), (2009, 40052), (2108, 38171), (2261, 35588), (2356, 34153), (2542, 31654), (2788, 28861), (3038, 26486), (3116, 25823), (3332, 24149), (3689, 21812), (3724, 21607), (4018, 20026), (4123, 19516), (4522, 17794), (4879, 16492), (5084, 15827), (5453, 14756), (6076, 13243), (7378, 10906), (8036, 10013), (8246, 9758), (8897, 9044)]