128612450

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{48533}}^1$

素因数の和:48598

約数の個数: 24

約数和(自身を含む): 243737748

約数和(自身を除く): 115125298

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 48533, 97066, 242665, 485330, 1213325, 2426650, 2572249, 5144498, 12861245, 25722490, 64306225, 128612450]

約数ペア:

[(1, 128612450), (2, 64306225), (5, 25722490), (10, 12861245), (25, 5144498), (50, 2572249), (53, 2426650), (106, 1213325), (265, 485330), (530, 242665), (1325, 97066), (2650, 48533)]