255127890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{102461}}^1$

素因数の和:102554

約数の個数: 32

約数和(自身を含む): 619690176

約数和(自身を除く): 364562286

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 102461, 204922, 307383, 512305, 614766, 1024610, 1536915, 3073830, 8504263, 17008526, 25512789, 42521315, 51025578, 85042630, 127563945, 255127890]

約数ペア:

[(1, 255127890), (2, 127563945), (3, 85042630), (5, 51025578), (6, 42521315), (10, 25512789), (15, 17008526), (30, 8504263), (83, 3073830), (166, 1536915), (249, 1024610), (415, 614766), (498, 512305), (830, 307383), (1245, 204922), (2490, 102461)]