204619100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{41759}}^1$

素因数の和:41787

約数の個数: 54

約数和(自身を含む): 516529440

約数和(自身を除く): 311910340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 41759, 83518, 167036, 208795, 292313, 417590, 584626, 835180, 1043975, 1169252, 1461565, 2046191, 2087950, 2923130, 4092382, 4175900, 5846260, 7307825, 8184764, 10230955, 14615650, 20461910, 29231300, 40923820, 51154775, 102309550, 204619100]

約数ペア:

[(1, 204619100), (2, 102309550), (4, 51154775), (5, 40923820), (7, 29231300), (10, 20461910), (14, 14615650), (20, 10230955), (25, 8184764), (28, 7307825), (35, 5846260), (49, 4175900), (50, 4092382), (70, 2923130), (98, 2087950), (100, 2046191), (140, 1461565), (175, 1169252), (196, 1043975), (245, 835180), (350, 584626), (490, 417590), (700, 292313), (980, 208795), (1225, 167036), (2450, 83518), (4900, 41759)]