172967680

素因数分解:

$2^8\times 5^1\times {\mathrm{135131}}^1$

素因数の和:135152

約数の個数: 36

約数和(自身を含む): 414314712

約数和(自身を除く): 241347032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 135131, 270262, 540524, 675655, 1081048, 1351310, 2162096, 2702620, 4324192, 5405240, 8648384, 10810480, 17296768, 21620960, 34593536, 43241920, 86483840, 172967680]

約数ペア:

[(1, 172967680), (2, 86483840), (4, 43241920), (5, 34593536), (8, 21620960), (10, 17296768), (16, 10810480), (20, 8648384), (32, 5405240), (40, 4324192), (64, 2702620), (80, 2162096), (128, 1351310), (160, 1081048), (256, 675655), (320, 540524), (640, 270262), (1280, 135131)]