100480

素因数分解:

$2^7\times 5^1\times {\mathrm{157}}^1$

素因数の和:176

約数の個数: 32

約数和(自身を含む): 241740

約数和(自身を除く): 141260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 314, 320, 628, 640, 785, 1256, 1570, 2512, 3140, 5024, 6280, 10048, 12560, 20096, 25120, 50240, 100480]

約数ペア:

[(1, 100480), (2, 50240), (4, 25120), (5, 20096), (8, 12560), (10, 10048), (16, 6280), (20, 5024), (32, 3140), (40, 2512), (64, 1570), (80, 1256), (128, 785), (157, 640), (160, 628), (314, 320)]