245163.0000000

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{761}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 21534120

約数和(自身を除く): 12006400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 761, 1252, 1522, 1565, 2504, 3044, 3130, 3805, 6088, 6260, 7610, 12520, 15220, 30440, 238193, 476386, 952772, 1190965, 1905544, 2381930, 4763860, 9527720]

約数ペア:

[(1, 9527720), (2, 4763860), (4, 2381930), (5, 1905544), (8, 1190965), (10, 952772), (20, 476386), (40, 238193), (313, 30440), (626, 15220), (761, 12520), (1252, 7610), (1522, 6260), (1565, 6088), (2504, 3805), (3044, 3130)]