26145280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1459}}^1$

素因数の和:1489

約数の個数: 80

約数和(自身を含む): 71691840

約数和(自身を除く): 45546560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1459, 1792, 2240, 2560, 2918, 3584, 4480, 5836, 7295, 8960, 10213, 11672, 14590, 17920, 20426, 23344, 29180, 40852, 46688, 51065, 58360, 81704, 93376, 102130, 116720, 163408, 186752, 204260, 233440, 326816, 373504, 408520, 466880, 653632, 747008, 817040, 933760, 1307264, 1634080, 1867520, 2614528, 3268160, 3735040, 5229056, 6536320, 13072640, 26145280]

約数ペア:

[(1, 26145280), (2, 13072640), (4, 6536320), (5, 5229056), (7, 3735040), (8, 3268160), (10, 2614528), (14, 1867520), (16, 1634080), (20, 1307264), (28, 933760), (32, 817040), (35, 747008), (40, 653632), (56, 466880), (64, 408520), (70, 373504), (80, 326816), (112, 233440), (128, 204260), (140, 186752), (160, 163408), (224, 116720), (256, 102130), (280, 93376), (320, 81704), (448, 58360), (512, 51065), (560, 46688), (640, 40852), (896, 29180), (1120, 23344), (1280, 20426), (1459, 17920), (1792, 14590), (2240, 11672), (2560, 10213), (2918, 8960), (3584, 7295), (4480, 5836)]