200012900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{32789}}^1$

素因数の和:32864

約数の個数: 36

約数和(自身を含む): 441156660

約数和(自身を除く): 241143760

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 32789, 65578, 131156, 163945, 327890, 655780, 819725, 1639450, 2000129, 3278900, 4000258, 8000516, 10000645, 20001290, 40002580, 50003225, 100006450, 200012900]

約数ペア:

[(1, 200012900), (2, 100006450), (4, 50003225), (5, 40002580), (10, 20001290), (20, 10000645), (25, 8000516), (50, 4000258), (61, 3278900), (100, 2000129), (122, 1639450), (244, 819725), (305, 655780), (610, 327890), (1220, 163945), (1525, 131156), (3050, 65578), (6100, 32789)]