98405000

素因数分解:

$2^3\times 5^4\times {\mathrm{19681}}^1$

素因数の和:19707

約数の個数: 40

約数和(自身を含む): 230574630

約数和(自身を除く): 132169630

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 19681, 39362, 78724, 98405, 157448, 196810, 393620, 492025, 787240, 984050, 1968100, 2460125, 3936200, 4920250, 9840500, 12300625, 19681000, 24601250, 49202500, 98405000]

約数ペア:

[(1, 98405000), (2, 49202500), (4, 24601250), (5, 19681000), (8, 12300625), (10, 9840500), (20, 4920250), (25, 3936200), (40, 2460125), (50, 1968100), (100, 984050), (125, 787240), (200, 492025), (250, 393620), (500, 196810), (625, 157448), (1000, 98405), (1250, 78724), (2500, 39362), (5000, 19681)]