71724416

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 149083200

約数和(自身を除く): 77358784

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 79, 82, 128, 158, 164, 173, 316, 328, 346, 632, 656, 692, 1264, 1312, 1384, 2528, 2624, 2768, 3239, 5056, 5248, 5536, 6478, 7093, 10112, 11072, 12956, 13667, 14186, 22144, 25912, 27334, 28372, 51824, 54668, 56744, 103648, 109336, 113488, 207296, 218672, 226976, 414592, 437344, 453952, 560347, 874688, 907904, 1120694, 1749376, 2241388, 4482776, 8965552, 17931104, 35862208, 71724416]

約数ペア:

[(1, 71724416), (2, 35862208), (4, 17931104), (8, 8965552), (16, 4482776), (32, 2241388), (41, 1749376), (64, 1120694), (79, 907904), (82, 874688), (128, 560347), (158, 453952), (164, 437344), (173, 414592), (316, 226976), (328, 218672), (346, 207296), (632, 113488), (656, 109336), (692, 103648), (1264, 56744), (1312, 54668), (1384, 51824), (2528, 28372), (2624, 27334), (2768, 25912), (3239, 22144), (5056, 14186), (5248, 13667), (5536, 12956), (6478, 11072), (7093, 10112)]