81660288

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7333}}^1$

素因数の和:7379

約数の個数: 64

約数和(自身を含む): 224420400

約数和(自身を除く): 142760112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 348, 384, 464, 696, 928, 1392, 1856, 2784, 3712, 5568, 7333, 11136, 14666, 21999, 29332, 43998, 58664, 87996, 117328, 175992, 212657, 234656, 351984, 425314, 469312, 637971, 703968, 850628, 938624, 1275942, 1407936, 1701256, 2551884, 2815872, 3402512, 5103768, 6805024, 10207536, 13610048, 20415072, 27220096, 40830144, 81660288]

約数ペア:

[(1, 81660288), (2, 40830144), (3, 27220096), (4, 20415072), (6, 13610048), (8, 10207536), (12, 6805024), (16, 5103768), (24, 3402512), (29, 2815872), (32, 2551884), (48, 1701256), (58, 1407936), (64, 1275942), (87, 938624), (96, 850628), (116, 703968), (128, 637971), (174, 469312), (192, 425314), (232, 351984), (348, 234656), (384, 212657), (464, 175992), (696, 117328), (928, 87996), (1392, 58664), (1856, 43998), (2784, 29332), (3712, 21999), (5568, 14666), (7333, 11136)]