90995408

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:796

約数の個数: 80

約数和(自身を含む): 215879040

約数和(自身を除く): 124883632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 152, 244, 266, 304, 427, 488, 532, 701, 854, 976, 1064, 1159, 1402, 1708, 2128, 2318, 2804, 3416, 4636, 4907, 5608, 6832, 8113, 9272, 9814, 11216, 13319, 16226, 18544, 19628, 26638, 32452, 39256, 42761, 53276, 64904, 78512, 85522, 93233, 106552, 129808, 171044, 186466, 213104, 299327, 342088, 372932, 598654, 684176, 745864, 812459, 1197308, 1491728, 1624918, 2394616, 3249836, 4789232, 5687213, 6499672, 11374426, 12999344, 22748852, 45497704, 90995408]

約数ペア:

[(1, 90995408), (2, 45497704), (4, 22748852), (7, 12999344), (8, 11374426), (14, 6499672), (16, 5687213), (19, 4789232), (28, 3249836), (38, 2394616), (56, 1624918), (61, 1491728), (76, 1197308), (112, 812459), (122, 745864), (133, 684176), (152, 598654), (244, 372932), (266, 342088), (304, 299327), (427, 213104), (488, 186466), (532, 171044), (701, 129808), (854, 106552), (976, 93233), (1064, 85522), (1159, 78512), (1402, 64904), (1708, 53276), (2128, 42761), (2318, 39256), (2804, 32452), (3416, 26638), (4636, 19628), (4907, 18544), (5608, 16226), (6832, 13319), (8113, 11216), (9272, 9814)]