75281920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4201}}^1$

素因数の和:4231

約数の個数: 80

約数和(自身を含む): 206335008

約数和(自身を除く): 131053088

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, 1792, 2240, 2560, 3584, 4201, 4480, 8402, 8960, 16804, 17920, 21005, 29407, 33608, 42010, 58814, 67216, 84020, 117628, 134432, 147035, 168040, 235256, 268864, 294070, 336080, 470512, 537728, 588140, 672160, 941024, 1075456, 1176280, 1344320, 1882048, 2150912, 2352560, 2688640, 3764096, 4705120, 5377280, 7528192, 9410240, 10754560, 15056384, 18820480, 37640960, 75281920]

約数ペア:

[(1, 75281920), (2, 37640960), (4, 18820480), (5, 15056384), (7, 10754560), (8, 9410240), (10, 7528192), (14, 5377280), (16, 4705120), (20, 3764096), (28, 2688640), (32, 2352560), (35, 2150912), (40, 1882048), (56, 1344320), (64, 1176280), (70, 1075456), (80, 941024), (112, 672160), (128, 588140), (140, 537728), (160, 470512), (224, 336080), (256, 294070), (280, 268864), (320, 235256), (448, 168040), (512, 147035), (560, 134432), (640, 117628), (896, 84020), (1120, 67216), (1280, 58814), (1792, 42010), (2240, 33608), (2560, 29407), (3584, 21005), (4201, 17920), (4480, 16804), (8402, 8960)]