1321108150

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{644443}}^1$

素因数の和:644496

約数の個数: 24

約数和(自身を含む): 2517198264

約数和(自身を除く): 1196090114

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 644443, 1288886, 3222215, 6444430, 16111075, 26422163, 32222150, 52844326, 132110815, 264221630, 660554075, 1321108150]

約数ペア:

[(1, 1321108150), (2, 660554075), (5, 264221630), (10, 132110815), (25, 52844326), (41, 32222150), (50, 26422163), (82, 16111075), (205, 6444430), (410, 3222215), (1025, 1288886), (2050, 644443)]