64457728

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{3313}}^1$

素因数の和:3352

約数の個数: 44

約数和(自身を含む): 135675160

約数和(自身を除く): 71217432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1216, 2432, 3313, 4864, 6626, 9728, 13252, 19456, 26504, 53008, 62947, 106016, 125894, 212032, 251788, 424064, 503576, 848128, 1007152, 1696256, 2014304, 3392512, 4028608, 8057216, 16114432, 32228864, 64457728]

約数ペア:

[(1, 64457728), (2, 32228864), (4, 16114432), (8, 8057216), (16, 4028608), (19, 3392512), (32, 2014304), (38, 1696256), (64, 1007152), (76, 848128), (128, 503576), (152, 424064), (256, 251788), (304, 212032), (512, 125894), (608, 106016), (1024, 62947), (1216, 53008), (2432, 26504), (3313, 19456), (4864, 13252), (6626, 9728)]