205151150

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:569

約数の個数: 48

約数和(自身を含む): 389975040

約数和(自身を除く): 184823890

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 167, 311, 334, 395, 622, 790, 835, 1555, 1670, 1975, 3110, 3950, 4175, 7775, 8350, 13193, 15550, 24569, 26386, 49138, 51937, 65965, 103874, 122845, 131930, 245690, 259685, 329825, 519370, 614225, 659650, 1228450, 1298425, 2596850, 4103023, 8206046, 20515115, 41030230, 102575575, 205151150]

約数ペア:

[(1, 205151150), (2, 102575575), (5, 41030230), (10, 20515115), (25, 8206046), (50, 4103023), (79, 2596850), (158, 1298425), (167, 1228450), (311, 659650), (334, 614225), (395, 519370), (622, 329825), (790, 259685), (835, 245690), (1555, 131930), (1670, 122845), (1975, 103874), (3110, 65965), (3950, 51937), (4175, 49138), (7775, 26386), (8350, 24569), (13193, 15550)]