78301552

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 179776192

約数和(自身を除く): 101474640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 73, 112, 122, 146, 157, 244, 292, 314, 427, 488, 511, 584, 628, 854, 976, 1022, 1099, 1168, 1256, 1708, 2044, 2198, 2512, 3416, 4088, 4396, 4453, 6832, 8176, 8792, 8906, 9577, 11461, 17584, 17812, 19154, 22922, 31171, 35624, 38308, 45844, 62342, 67039, 71248, 76616, 80227, 91688, 124684, 134078, 153232, 160454, 183376, 249368, 268156, 320908, 498736, 536312, 641816, 699121, 1072624, 1283632, 1398242, 2796484, 4893847, 5592968, 9787694, 11185936, 19575388, 39150776, 78301552]

約数ペア:

[(1, 78301552), (2, 39150776), (4, 19575388), (7, 11185936), (8, 9787694), (14, 5592968), (16, 4893847), (28, 2796484), (56, 1398242), (61, 1283632), (73, 1072624), (112, 699121), (122, 641816), (146, 536312), (157, 498736), (244, 320908), (292, 268156), (314, 249368), (427, 183376), (488, 160454), (511, 153232), (584, 134078), (628, 124684), (854, 91688), (976, 80227), (1022, 76616), (1099, 71248), (1168, 67039), (1256, 62342), (1708, 45844), (2044, 38308), (2198, 35624), (2512, 31171), (3416, 22922), (4088, 19154), (4396, 17812), (4453, 17584), (6832, 11461), (8176, 9577), (8792, 8906)]