67406464

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 139444200

約数和(自身を除く): 72037736

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 89, 97, 122, 128, 178, 194, 244, 356, 388, 488, 712, 776, 976, 1424, 1552, 1952, 2848, 3104, 3904, 5429, 5696, 5917, 6208, 7808, 8633, 10858, 11392, 11834, 12416, 17266, 21716, 23668, 34532, 43432, 47336, 69064, 86864, 94672, 138128, 173728, 189344, 276256, 347456, 378688, 526613, 552512, 694912, 757376, 1053226, 1105024, 2106452, 4212904, 8425808, 16851616, 33703232, 67406464]

約数ペア:

[(1, 67406464), (2, 33703232), (4, 16851616), (8, 8425808), (16, 4212904), (32, 2106452), (61, 1105024), (64, 1053226), (89, 757376), (97, 694912), (122, 552512), (128, 526613), (178, 378688), (194, 347456), (244, 276256), (356, 189344), (388, 173728), (488, 138128), (712, 94672), (776, 86864), (976, 69064), (1424, 47336), (1552, 43432), (1952, 34532), (2848, 23668), (3104, 21716), (3904, 17266), (5429, 12416), (5696, 11834), (5917, 11392), (6208, 10858), (7808, 8633)]