71264128

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 154652400

約数和(自身を除く): 83388272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 113, 128, 208, 226, 379, 416, 452, 758, 832, 904, 1469, 1516, 1664, 1808, 2938, 3032, 3616, 4927, 5876, 6064, 7232, 9854, 11752, 12128, 14464, 19708, 23504, 24256, 39416, 42827, 47008, 48512, 78832, 85654, 94016, 157664, 171308, 188032, 315328, 342616, 556751, 630656, 685232, 1113502, 1370464, 2227004, 2740928, 4454008, 5481856, 8908016, 17816032, 35632064, 71264128]

約数ペア:

[(1, 71264128), (2, 35632064), (4, 17816032), (8, 8908016), (13, 5481856), (16, 4454008), (26, 2740928), (32, 2227004), (52, 1370464), (64, 1113502), (104, 685232), (113, 630656), (128, 556751), (208, 342616), (226, 315328), (379, 188032), (416, 171308), (452, 157664), (758, 94016), (832, 85654), (904, 78832), (1469, 48512), (1516, 47008), (1664, 42827), (1808, 39416), (2938, 24256), (3032, 23504), (3616, 19708), (4927, 14464), (5876, 12128), (6064, 11752), (7232, 9854)]