788646890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{36293}}^1$

素因数の和:36394

約数の個数: 32

約数和(自身を含む): 1481666256

約数和(自身を除く): 693019366

約数列:

[1, 2, 5, 10, 41, 53, 82, 106, 205, 265, 410, 530, 2173, 4346, 10865, 21730, 36293, 72586, 181465, 362930, 1488013, 1923529, 2976026, 3847058, 7440065, 9617645, 14880130, 19235290, 78864689, 157729378, 394323445, 788646890]

約数ペア:

[(1, 788646890), (2, 394323445), (5, 157729378), (10, 78864689), (41, 19235290), (53, 14880130), (82, 9617645), (106, 7440065), (205, 3847058), (265, 2976026), (410, 1923529), (530, 1488013), (2173, 362930), (4346, 181465), (10865, 72586), (21730, 36293)]