28019568128

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61283}}^1$

素因数の和:61367

約数の個数: 80

約数和(自身を含む): 60185790720

約数和(自身を除く): 32166222592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 128, 152, 188, 256, 304, 376, 512, 608, 752, 893, 1216, 1504, 1786, 2432, 3008, 3572, 4864, 6016, 7144, 9728, 12032, 14288, 24064, 28576, 57152, 61283, 114304, 122566, 228608, 245132, 457216, 490264, 980528, 1164377, 1961056, 2328754, 2880301, 3922112, 4657508, 5760602, 7844224, 9315016, 11521204, 15688448, 18630032, 23042408, 31376896, 37260064, 46084816, 54725719, 74520128, 92169632, 109451438, 149040256, 184339264, 218902876, 298080512, 368678528, 437805752, 596161024, 737357056, 875611504, 1474714112, 1751223008, 3502446016, 7004892032, 14009784064, 28019568128]

約数ペア:

[(1, 28019568128), (2, 14009784064), (4, 7004892032), (8, 3502446016), (16, 1751223008), (19, 1474714112), (32, 875611504), (38, 737357056), (47, 596161024), (64, 437805752), (76, 368678528), (94, 298080512), (128, 218902876), (152, 184339264), (188, 149040256), (256, 109451438), (304, 92169632), (376, 74520128), (512, 54725719), (608, 46084816), (752, 37260064), (893, 31376896), (1216, 23042408), (1504, 18630032), (1786, 15688448), (2432, 11521204), (3008, 9315016), (3572, 7844224), (4864, 5760602), (6016, 4657508), (7144, 3922112), (9728, 2880301), (12032, 2328754), (14288, 1961056), (24064, 1164377), (28576, 980528), (57152, 490264), (61283, 457216), (114304, 245132), (122566, 228608)]