64542171904

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1895623}}^1$

素因数の和:1895665

約数の個数: 72

約数和(自身を含む): 154986218240

約数和(自身を除く): 90444046336

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 4256, 4864, 8512, 17024, 34048, 1895623, 3791246, 7582492, 13269361, 15164984, 26538722, 30329968, 36016837, 53077444, 60659936, 72033674, 106154888, 121319872, 144067348, 212309776, 242639744, 252117859, 288134696, 424619552, 485279488, 504235718, 576269392, 849239104, 1008471436, 1152538784, 1698478208, 2016942872, 2305077568, 3396956416, 4033885744, 4610155136, 8067771488, 9220310272, 16135542976, 32271085952, 64542171904]

約数ペア:

[(1, 64542171904), (2, 32271085952), (4, 16135542976), (7, 9220310272), (8, 8067771488), (14, 4610155136), (16, 4033885744), (19, 3396956416), (28, 2305077568), (32, 2016942872), (38, 1698478208), (56, 1152538784), (64, 1008471436), (76, 849239104), (112, 576269392), (128, 504235718), (133, 485279488), (152, 424619552), (224, 288134696), (256, 252117859), (266, 242639744), (304, 212309776), (448, 144067348), (532, 121319872), (608, 106154888), (896, 72033674), (1064, 60659936), (1216, 53077444), (1792, 36016837), (2128, 30329968), (2432, 26538722), (4256, 15164984), (4864, 13269361), (8512, 7582492), (17024, 3791246), (34048, 1895623)]