28557550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 61246080

約数和(自身を除く): 32688530

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 139, 175, 278, 350, 587, 695, 973, 1174, 1390, 1946, 2935, 3475, 4109, 4865, 5870, 6950, 8218, 9730, 14675, 20545, 24325, 29350, 41090, 48650, 81593, 102725, 163186, 205450, 407965, 571151, 815930, 1142302, 2039825, 2855755, 4079650, 5711510, 14278775, 28557550]

約数ペア:

[(1, 28557550), (2, 14278775), (5, 5711510), (7, 4079650), (10, 2855755), (14, 2039825), (25, 1142302), (35, 815930), (50, 571151), (70, 407965), (139, 205450), (175, 163186), (278, 102725), (350, 81593), (587, 48650), (695, 41090), (973, 29350), (1174, 24325), (1390, 20545), (1946, 14675), (2935, 9730), (3475, 8218), (4109, 6950), (4865, 5870)]