69437440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{6781}}^1$

素因数の和:6808

約数の個数: 48

約数和(自身を含む): 166633740

約数和(自身を除く): 97196300

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, 5120, 6781, 10240, 13562, 27124, 33905, 54248, 67810, 108496, 135620, 216992, 271240, 433984, 542480, 867968, 1084960, 1735936, 2169920, 3471872, 4339840, 6943744, 8679680, 13887488, 17359360, 34718720, 69437440]

約数ペア:

[(1, 69437440), (2, 34718720), (4, 17359360), (5, 13887488), (8, 8679680), (10, 6943744), (16, 4339840), (20, 3471872), (32, 2169920), (40, 1735936), (64, 1084960), (80, 867968), (128, 542480), (160, 433984), (256, 271240), (320, 216992), (512, 135620), (640, 108496), (1024, 67810), (1280, 54248), (2048, 33905), (2560, 27124), (5120, 13562), (6781, 10240)]