131194880

素因数分解:

$2^{13}\times 5^1\times {\mathrm{3203}}^1$

素因数の和:3234

約数の個数: 56

約数和(自身を含む): 314946792

約数和(自身を除く): 183751912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 3203, 4096, 5120, 6406, 8192, 10240, 12812, 16015, 20480, 25624, 32030, 40960, 51248, 64060, 102496, 128120, 204992, 256240, 409984, 512480, 819968, 1024960, 1639936, 2049920, 3279872, 4099840, 6559744, 8199680, 13119488, 16399360, 26238976, 32798720, 65597440, 131194880]

約数ペア:

[(1, 131194880), (2, 65597440), (4, 32798720), (5, 26238976), (8, 16399360), (10, 13119488), (16, 8199680), (20, 6559744), (32, 4099840), (40, 3279872), (64, 2049920), (80, 1639936), (128, 1024960), (160, 819968), (256, 512480), (320, 409984), (512, 256240), (640, 204992), (1024, 128120), (1280, 102496), (2048, 64060), (2560, 51248), (3203, 40960), (4096, 32030), (5120, 25624), (6406, 20480), (8192, 16015), (10240, 12812)]