31137280

素因数分解:

$2^9\times 5^1\times {\mathrm{12163}}^1$

素因数の和:12186

約数の個数: 40

約数和(自身を含む): 74662632

約数和(自身を除く): 43525352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 12163, 24326, 48652, 60815, 97304, 121630, 194608, 243260, 389216, 486520, 778432, 973040, 1556864, 1946080, 3113728, 3892160, 6227456, 7784320, 15568640, 31137280]

約数ペア:

[(1, 31137280), (2, 15568640), (4, 7784320), (5, 6227456), (8, 3892160), (10, 3113728), (16, 1946080), (20, 1556864), (32, 973040), (40, 778432), (64, 486520), (80, 389216), (128, 243260), (160, 194608), (256, 121630), (320, 97304), (512, 60815), (640, 48652), (1280, 24326), (2560, 12163)]