1278757550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{15287}}^1$

素因数の和:15545

約数の個数: 48

約数和(自身を含む): 2729825280

約数和(自身を除く): 1451067730

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 239, 350, 478, 1195, 1673, 2390, 3346, 5975, 8365, 11950, 15287, 16730, 30574, 41825, 76435, 83650, 107009, 152870, 214018, 382175, 535045, 764350, 1070090, 2675225, 3653593, 5350450, 7307186, 18267965, 25575151, 36535930, 51150302, 91339825, 127875755, 182679650, 255751510, 639378775, 1278757550]

約数ペア:

[(1, 1278757550), (2, 639378775), (5, 255751510), (7, 182679650), (10, 127875755), (14, 91339825), (25, 51150302), (35, 36535930), (50, 25575151), (70, 18267965), (175, 7307186), (239, 5350450), (350, 3653593), (478, 2675225), (1195, 1070090), (1673, 764350), (2390, 535045), (3346, 382175), (5975, 214018), (8365, 152870), (11950, 107009), (15287, 83650), (16730, 76435), (30574, 41825)]