66178816

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 146579328

約数和(自身を除く): 80400512

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 256, 284, 331, 352, 568, 662, 704, 781, 1136, 1324, 1408, 1562, 2272, 2648, 2816, 3124, 3641, 4544, 5296, 6248, 7282, 9088, 10592, 12496, 14564, 18176, 21184, 23501, 24992, 29128, 42368, 47002, 49984, 58256, 84736, 94004, 99968, 116512, 188008, 199936, 233024, 258511, 376016, 466048, 517022, 752032, 932096, 1034044, 1504064, 2068088, 3008128, 4136176, 6016256, 8272352, 16544704, 33089408, 66178816]

約数ペア:

[(1, 66178816), (2, 33089408), (4, 16544704), (8, 8272352), (11, 6016256), (16, 4136176), (22, 3008128), (32, 2068088), (44, 1504064), (64, 1034044), (71, 932096), (88, 752032), (128, 517022), (142, 466048), (176, 376016), (256, 258511), (284, 233024), (331, 199936), (352, 188008), (568, 116512), (662, 99968), (704, 94004), (781, 84736), (1136, 58256), (1324, 49984), (1408, 47002), (1562, 42368), (2272, 29128), (2648, 24992), (2816, 23501), (3124, 21184), (3641, 18176), (4544, 14564), (5296, 12496), (6248, 10592), (7282, 9088)]