51143680

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{1427}}^1$

素因数の和:1459

約数の個数: 88

約数和(自身を含む): 140309568

約数和(自身を除く): 89165888

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, 1024, 1120, 1280, 1427, 1792, 2240, 2560, 2854, 3584, 4480, 5120, 5708, 7135, 7168, 8960, 9989, 11416, 14270, 17920, 19978, 22832, 28540, 35840, 39956, 45664, 49945, 57080, 79912, 91328, 99890, 114160, 159824, 182656, 199780, 228320, 319648, 365312, 399560, 456640, 639296, 730624, 799120, 913280, 1278592, 1461248, 1598240, 1826560, 2557184, 3196480, 3653120, 5114368, 6392960, 7306240, 10228736, 12785920, 25571840, 51143680]

約数ペア:

[(1, 51143680), (2, 25571840), (4, 12785920), (5, 10228736), (7, 7306240), (8, 6392960), (10, 5114368), (14, 3653120), (16, 3196480), (20, 2557184), (28, 1826560), (32, 1598240), (35, 1461248), (40, 1278592), (56, 913280), (64, 799120), (70, 730624), (80, 639296), (112, 456640), (128, 399560), (140, 365312), (160, 319648), (224, 228320), (256, 199780), (280, 182656), (320, 159824), (448, 114160), (512, 99890), (560, 91328), (640, 79912), (896, 57080), (1024, 49945), (1120, 45664), (1280, 39956), (1427, 35840), (1792, 28540), (2240, 22832), (2560, 19978), (2854, 17920), (3584, 14270), (4480, 11416), (5120, 9989), (5708, 8960), (7135, 7168)]