128662912

素因数分解:

$2^7\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3881}}^1$

素因数の和:3939

約数の個数: 64

約数和(自身を含む): 300932640

約数和(自身を除く): 172269728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 259, 296, 448, 518, 592, 896, 1036, 1184, 2072, 2368, 3881, 4144, 4736, 7762, 8288, 15524, 16576, 27167, 31048, 33152, 54334, 62096, 108668, 124192, 143597, 217336, 248384, 287194, 434672, 496768, 574388, 869344, 1005179, 1148776, 1738688, 2010358, 2297552, 3477376, 4020716, 4595104, 8041432, 9190208, 16082864, 18380416, 32165728, 64331456, 128662912]

約数ペア:

[(1, 128662912), (2, 64331456), (4, 32165728), (7, 18380416), (8, 16082864), (14, 9190208), (16, 8041432), (28, 4595104), (32, 4020716), (37, 3477376), (56, 2297552), (64, 2010358), (74, 1738688), (112, 1148776), (128, 1005179), (148, 869344), (224, 574388), (259, 496768), (296, 434672), (448, 287194), (518, 248384), (592, 217336), (896, 143597), (1036, 124192), (1184, 108668), (2072, 62096), (2368, 54334), (3881, 33152), (4144, 31048), (4736, 27167), (7762, 16576), (8288, 15524)]