71434720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{63781}}^1$

素因数の和:63803

約数の個数: 48

約数和(自身を含む): 192876768

約数和(自身を除く): 121442048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 63781, 127562, 255124, 318905, 446467, 510248, 637810, 892934, 1020496, 1275620, 1785868, 2040992, 2232335, 2551240, 3571736, 4464670, 5102480, 7143472, 8929340, 10204960, 14286944, 17858680, 35717360, 71434720]

約数ペア:

[(1, 71434720), (2, 35717360), (4, 17858680), (5, 14286944), (7, 10204960), (8, 8929340), (10, 7143472), (14, 5102480), (16, 4464670), (20, 3571736), (28, 2551240), (32, 2232335), (35, 2040992), (40, 1785868), (56, 1275620), (70, 1020496), (80, 892934), (112, 637810), (140, 510248), (160, 446467), (224, 318905), (280, 255124), (560, 127562), (1120, 63781)]