2000374625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20543}}^1$

素因数の和:20618

約数の個数: 32

約数和(自身を含む): 2692085760

約数和(自身を除く): 691711135

約数列:

[1, 5, 19, 25, 41, 95, 125, 205, 475, 779, 1025, 2375, 3895, 5125, 19475, 20543, 97375, 102715, 390317, 513575, 842263, 1951585, 2567875, 4211315, 9757925, 16002997, 21056575, 48789625, 80014985, 105282875, 400074925, 2000374625]

約数ペア:

[(1, 2000374625), (5, 400074925), (19, 105282875), (25, 80014985), (41, 48789625), (95, 21056575), (125, 16002997), (205, 9757925), (475, 4211315), (779, 2567875), (1025, 1951585), (2375, 842263), (3895, 513575), (5125, 390317), (19475, 102715), (20543, 97375)]