81640128

素因数分解:

$2^6\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 112

約数和(自身を含む): 225308160

約数和(自身を除く): 143668032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 83, 94, 96, 109, 141, 166, 188, 192, 218, 249, 282, 327, 332, 376, 436, 498, 564, 654, 664, 752, 872, 996, 1128, 1308, 1328, 1504, 1744, 1992, 2256, 2616, 2656, 3008, 3488, 3901, 3984, 4512, 5123, 5232, 5312, 6976, 7802, 7968, 9024, 9047, 10246, 10464, 11703, 15369, 15604, 15936, 18094, 20492, 20928, 23406, 27141, 30738, 31208, 36188, 40984, 46812, 54282, 61476, 62416, 72376, 81968, 93624, 108564, 122952, 124832, 144752, 163936, 187248, 217128, 245904, 249664, 289504, 327872, 374496, 425209, 434256, 491808, 579008, 748992, 850418, 868512, 983616, 1275627, 1700836, 1737024, 2551254, 3401672, 5102508, 6803344, 10205016, 13606688, 20410032, 27213376, 40820064, 81640128]

約数ペア:

[(1, 81640128), (2, 40820064), (3, 27213376), (4, 20410032), (6, 13606688), (8, 10205016), (12, 6803344), (16, 5102508), (24, 3401672), (32, 2551254), (47, 1737024), (48, 1700836), (64, 1275627), (83, 983616), (94, 868512), (96, 850418), (109, 748992), (141, 579008), (166, 491808), (188, 434256), (192, 425209), (218, 374496), (249, 327872), (282, 289504), (327, 249664), (332, 245904), (376, 217128), (436, 187248), (498, 163936), (564, 144752), (654, 124832), (664, 122952), (752, 108564), (872, 93624), (996, 81968), (1128, 72376), (1308, 62416), (1328, 61476), (1504, 54282), (1744, 46812), (1992, 40984), (2256, 36188), (2616, 31208), (2656, 30738), (3008, 27141), (3488, 23406), (3901, 20928), (3984, 20492), (4512, 18094), (5123, 15936), (5232, 15604), (5312, 15369), (6976, 11703), (7802, 10464), (7968, 10246), (9024, 9047)]