81915011584

素因数分解:

$2^9\times 7^1\times {\mathrm{37}}^1\times {\mathrm{617723}}^1$

素因数の和:617785

約数の個数: 80

約数和(自身を含む): 192107222208

約数和(自身を除く): 110192210624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 448, 512, 518, 592, 896, 1036, 1184, 1792, 2072, 2368, 3584, 4144, 4736, 8288, 9472, 16576, 18944, 33152, 66304, 132608, 617723, 1235446, 2470892, 4324061, 4941784, 8648122, 9883568, 17296244, 19767136, 22855751, 34592488, 39534272, 45711502, 69184976, 79068544, 91423004, 138369952, 158137088, 159990257, 182846008, 276739904, 316274176, 319980514, 365692016, 553479808, 639961028, 731384032, 1106959616, 1279922056, 1462768064, 2213919232, 2559844112, 2925536128, 5119688224, 5851072256, 10239376448, 11702144512, 20478752896, 40957505792, 81915011584]

約数ペア:

[(1, 81915011584), (2, 40957505792), (4, 20478752896), (7, 11702144512), (8, 10239376448), (14, 5851072256), (16, 5119688224), (28, 2925536128), (32, 2559844112), (37, 2213919232), (56, 1462768064), (64, 1279922056), (74, 1106959616), (112, 731384032), (128, 639961028), (148, 553479808), (224, 365692016), (256, 319980514), (259, 316274176), (296, 276739904), (448, 182846008), (512, 159990257), (518, 158137088), (592, 138369952), (896, 91423004), (1036, 79068544), (1184, 69184976), (1792, 45711502), (2072, 39534272), (2368, 34592488), (3584, 22855751), (4144, 19767136), (4736, 17296244), (8288, 9883568), (9472, 8648122), (16576, 4941784), (18944, 4324061), (33152, 2470892), (66304, 1235446), (132608, 617723)]