16520565584

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{412849}}^1$

素因数の和:412959

約数の個数: 40

約数和(自身を含む): 33326903400

約数和(自身を除く): 16806337816

約数列:

[1, 2, 4, 8, 16, 41, 61, 82, 122, 164, 244, 328, 488, 656, 976, 2501, 5002, 10004, 20008, 40016, 412849, 825698, 1651396, 3302792, 6605584, 16926809, 25183789, 33853618, 50367578, 67707236, 100735156, 135414472, 201470312, 270828944, 402940624, 1032535349, 2065070698, 4130141396, 8260282792, 16520565584]

約数ペア:

[(1, 16520565584), (2, 8260282792), (4, 4130141396), (8, 2065070698), (16, 1032535349), (41, 402940624), (61, 270828944), (82, 201470312), (122, 135414472), (164, 100735156), (244, 67707236), (328, 50367578), (488, 33853618), (656, 25183789), (976, 16926809), (2501, 6605584), (5002, 3302792), (10004, 1651396), (20008, 825698), (40016, 412849)]