200954240

素因数分解:

$2^7\times 5^1\times {\mathrm{313991}}^1$

素因数の和:314010

約数の個数: 32

約数和(自身を含む): 480407760

約数和(自身を除く): 279453520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 313991, 627982, 1255964, 1569955, 2511928, 3139910, 5023856, 6279820, 10047712, 12559640, 20095424, 25119280, 40190848, 50238560, 100477120, 200954240]

約数ペア:

[(1, 200954240), (2, 100477120), (4, 50238560), (5, 40190848), (8, 25119280), (10, 20095424), (16, 12559640), (20, 10047712), (32, 6279820), (40, 5023856), (64, 3139910), (80, 2511928), (128, 1569955), (160, 1255964), (320, 627982), (640, 313991)]