67870720

素因数分解:

$2^{13}\times 5^1\times {\mathrm{1657}}^1$

素因数の和:1688

約数の個数: 56

約数和(自身を含む): 162978084

約数和(自身を除く): 95107364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1657, 2048, 2560, 3314, 4096, 5120, 6628, 8192, 8285, 10240, 13256, 16570, 20480, 26512, 33140, 40960, 53024, 66280, 106048, 132560, 212096, 265120, 424192, 530240, 848384, 1060480, 1696768, 2120960, 3393536, 4241920, 6787072, 8483840, 13574144, 16967680, 33935360, 67870720]

約数ペア:

[(1, 67870720), (2, 33935360), (4, 16967680), (5, 13574144), (8, 8483840), (10, 6787072), (16, 4241920), (20, 3393536), (32, 2120960), (40, 1696768), (64, 1060480), (80, 848384), (128, 530240), (160, 424192), (256, 265120), (320, 212096), (512, 132560), (640, 106048), (1024, 66280), (1280, 53024), (1657, 40960), (2048, 33140), (2560, 26512), (3314, 20480), (4096, 16570), (5120, 13256), (6628, 10240), (8192, 8285)]