154515890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{3803}}^1$

素因数の和:4066

約数の個数: 32

約数和(自身を含む): 295799040

約数和(自身を除く): 141283150

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 478, 1195, 2390, 3803, 4063, 7606, 8126, 19015, 20315, 38030, 40630, 64651, 129302, 323255, 646510, 908917, 1817834, 4544585, 9089170, 15451589, 30903178, 77257945, 154515890]

約数ペア:

[(1, 154515890), (2, 77257945), (5, 30903178), (10, 15451589), (17, 9089170), (34, 4544585), (85, 1817834), (170, 908917), (239, 646510), (478, 323255), (1195, 129302), (2390, 64651), (3803, 40630), (4063, 38030), (7606, 20315), (8126, 19015)]