79983904

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:279

約数の個数: 144

約数和(自身を含む): 213966144

約数和(自身を除く): 133982240

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 104, 112, 121, 143, 154, 176, 182, 208, 224, 227, 242, 286, 308, 352, 364, 416, 454, 484, 572, 616, 728, 847, 908, 968, 1001, 1144, 1232, 1456, 1573, 1589, 1694, 1816, 1936, 2002, 2288, 2464, 2497, 2912, 2951, 3146, 3178, 3388, 3632, 3872, 4004, 4576, 4994, 5902, 6292, 6356, 6776, 7264, 8008, 9988, 11011, 11804, 12584, 12712, 13552, 16016, 17479, 19976, 20657, 22022, 23608, 25168, 25424, 27104, 27467, 32032, 32461, 34958, 39952, 41314, 44044, 47216, 50336, 50848, 54934, 64922, 69916, 79904, 82628, 88088, 94432, 109868, 129844, 139832, 165256, 176176, 192269, 219736, 227227, 259688, 279664, 330512, 352352, 357071, 384538, 439472, 454454, 519376, 559328, 661024, 714142, 769076, 878944, 908908, 1038752, 1428284, 1538152, 1817816, 2499497, 2856568, 3076304, 3635632, 4998994, 5713136, 6152608, 7271264, 9997988, 11426272, 19995976, 39991952, 79983904]

約数ペア:

[(1, 79983904), (2, 39991952), (4, 19995976), (7, 11426272), (8, 9997988), (11, 7271264), (13, 6152608), (14, 5713136), (16, 4998994), (22, 3635632), (26, 3076304), (28, 2856568), (32, 2499497), (44, 1817816), (52, 1538152), (56, 1428284), (77, 1038752), (88, 908908), (91, 878944), (104, 769076), (112, 714142), (121, 661024), (143, 559328), (154, 519376), (176, 454454), (182, 439472), (208, 384538), (224, 357071), (227, 352352), (242, 330512), (286, 279664), (308, 259688), (352, 227227), (364, 219736), (416, 192269), (454, 176176), (484, 165256), (572, 139832), (616, 129844), (728, 109868), (847, 94432), (908, 88088), (968, 82628), (1001, 79904), (1144, 69916), (1232, 64922), (1456, 54934), (1573, 50848), (1589, 50336), (1694, 47216), (1816, 44044), (1936, 41314), (2002, 39952), (2288, 34958), (2464, 32461), (2497, 32032), (2912, 27467), (2951, 27104), (3146, 25424), (3178, 25168), (3388, 23608), (3632, 22022), (3872, 20657), (4004, 19976), (4576, 17479), (4994, 16016), (5902, 13552), (6292, 12712), (6356, 12584), (6776, 11804), (7264, 11011), (8008, 9988)]