25120395

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2549}}^1$

素因数の和:2636

約数の個数: 32

約数和(自身を含む): 45288000

約数和(自身を除く): 20167605

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 2549, 3285, 7647, 9855, 12745, 22941, 38235, 68823, 114705, 186077, 344115, 558231, 930385, 1674693, 2791155, 5024079, 8373465, 25120395]

約数ペア:

[(1, 25120395), (3, 8373465), (5, 5024079), (9, 2791155), (15, 1674693), (27, 930385), (45, 558231), (73, 344115), (135, 186077), (219, 114705), (365, 68823), (657, 38235), (1095, 22941), (1971, 12745), (2549, 9855), (3285, 7647)]