66744256

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:441

約数の個数: 56

約数和(自身を含む): 137688320

約数和(自身を除く): 70944064

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 79, 86, 158, 172, 307, 316, 344, 614, 632, 688, 1228, 1264, 1376, 2456, 2528, 2752, 3397, 4912, 5056, 6794, 9824, 13201, 13588, 19648, 24253, 26402, 27176, 48506, 52804, 54352, 97012, 105608, 108704, 194024, 211216, 217408, 388048, 422432, 776096, 844864, 1042879, 1552192, 2085758, 4171516, 8343032, 16686064, 33372128, 66744256]

約数ペア:

[(1, 66744256), (2, 33372128), (4, 16686064), (8, 8343032), (16, 4171516), (32, 2085758), (43, 1552192), (64, 1042879), (79, 844864), (86, 776096), (158, 422432), (172, 388048), (307, 217408), (316, 211216), (344, 194024), (614, 108704), (632, 105608), (688, 97012), (1228, 54352), (1264, 52804), (1376, 48506), (2456, 27176), (2528, 26402), (2752, 24253), (3397, 19648), (4912, 13588), (5056, 13201), (6794, 9824)]