263781924880

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1\times {\mathrm{48311}}^1$

素因数の和:48976

約数の個数: 80

約数和(自身を含む): 619173548928

約数和(自身を除く): 355391624048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 521, 524, 655, 1042, 1048, 1310, 2084, 2096, 2605, 2620, 4168, 5210, 5240, 8336, 10420, 10480, 20840, 41680, 48311, 68251, 96622, 136502, 193244, 241555, 273004, 341255, 386488, 483110, 546008, 682510, 772976, 966220, 1092016, 1365020, 1932440, 2730040, 3864880, 5460080, 6328741, 12657482, 25170031, 25314964, 31643705, 50340062, 50629928, 63287410, 100680124, 101259856, 125850155, 126574820, 201360248, 251700310, 253149640, 402720496, 503400620, 506299280, 1006801240, 2013602480, 3297274061, 6594548122, 13189096244, 16486370305, 26378192488, 32972740610, 52756384976, 65945481220, 131890962440, 263781924880]

約数ペア:

[(1, 263781924880), (2, 131890962440), (4, 65945481220), (5, 52756384976), (8, 32972740610), (10, 26378192488), (16, 16486370305), (20, 13189096244), (40, 6594548122), (80, 3297274061), (131, 2013602480), (262, 1006801240), (521, 506299280), (524, 503400620), (655, 402720496), (1042, 253149640), (1048, 251700310), (1310, 201360248), (2084, 126574820), (2096, 125850155), (2605, 101259856), (2620, 100680124), (4168, 63287410), (5210, 50629928), (5240, 50340062), (8336, 31643705), (10420, 25314964), (10480, 25170031), (20840, 12657482), (41680, 6328741), (48311, 5460080), (68251, 3864880), (96622, 2730040), (136502, 1932440), (193244, 1365020), (241555, 1092016), (273004, 966220), (341255, 772976), (386488, 682510), (483110, 546008)]