200625340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{164447}}^1$

素因数の和:164517

約数の個数: 24

約数和(自身を含む): 428222592

約数和(自身を除く): 227597252

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 164447, 328894, 657788, 822235, 1644470, 3288940, 10031267, 20062534, 40125068, 50156335, 100312670, 200625340]

約数ペア:

[(1, 200625340), (2, 100312670), (4, 50156335), (5, 40125068), (10, 20062534), (20, 10031267), (61, 3288940), (122, 1644470), (244, 822235), (305, 657788), (610, 328894), (1220, 164447)]