90291964

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 205148160

約数和(自身を除く): 114856196

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 31, 34, 58, 62, 68, 116, 119, 124, 203, 211, 217, 238, 406, 422, 434, 476, 493, 527, 812, 844, 868, 899, 986, 1054, 1477, 1798, 1972, 2108, 2954, 3451, 3587, 3596, 3689, 5908, 6119, 6293, 6541, 6902, 7174, 7378, 12238, 12586, 13082, 13804, 14348, 14756, 15283, 24476, 25109, 25172, 26164, 30566, 42833, 45787, 50218, 61132, 85666, 91574, 100436, 104023, 106981, 111197, 171332, 183148, 189689, 208046, 213962, 222394, 379378, 416092, 427924, 444788, 728161, 758756, 778379, 1327823, 1456322, 1556758, 2655646, 2912644, 3113516, 3224713, 5311292, 6449426, 12898852, 22572991, 45145982, 90291964]

約数ペア:

[(1, 90291964), (2, 45145982), (4, 22572991), (7, 12898852), (14, 6449426), (17, 5311292), (28, 3224713), (29, 3113516), (31, 2912644), (34, 2655646), (58, 1556758), (62, 1456322), (68, 1327823), (116, 778379), (119, 758756), (124, 728161), (203, 444788), (211, 427924), (217, 416092), (238, 379378), (406, 222394), (422, 213962), (434, 208046), (476, 189689), (493, 183148), (527, 171332), (812, 111197), (844, 106981), (868, 104023), (899, 100436), (986, 91574), (1054, 85666), (1477, 61132), (1798, 50218), (1972, 45787), (2108, 42833), (2954, 30566), (3451, 26164), (3587, 25172), (3596, 25109), (3689, 24476), (5908, 15283), (6119, 14756), (6293, 14348), (6541, 13804), (6902, 13082), (7174, 12586), (7378, 12238)]