209535550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 462470400

約数和(自身を除く): 252934850

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 59, 70, 73, 118, 139, 146, 175, 278, 295, 350, 365, 413, 511, 590, 695, 730, 826, 973, 1022, 1390, 1475, 1825, 1946, 2065, 2555, 2950, 3475, 3650, 4130, 4307, 4865, 5110, 6950, 8201, 8614, 9730, 10147, 10325, 12775, 16402, 20294, 20650, 21535, 24325, 25550, 30149, 41005, 43070, 48650, 50735, 57407, 60298, 71029, 82010, 101470, 107675, 114814, 142058, 150745, 205025, 215350, 253675, 287035, 301490, 355145, 410050, 507350, 574070, 598673, 710290, 753725, 1197346, 1435175, 1507450, 1775725, 2870350, 2993365, 3551450, 4190711, 5986730, 8381422, 14966825, 20953555, 29933650, 41907110, 104767775, 209535550]

約数ペア:

[(1, 209535550), (2, 104767775), (5, 41907110), (7, 29933650), (10, 20953555), (14, 14966825), (25, 8381422), (35, 5986730), (50, 4190711), (59, 3551450), (70, 2993365), (73, 2870350), (118, 1775725), (139, 1507450), (146, 1435175), (175, 1197346), (278, 753725), (295, 710290), (350, 598673), (365, 574070), (413, 507350), (511, 410050), (590, 355145), (695, 301490), (730, 287035), (826, 253675), (973, 215350), (1022, 205025), (1390, 150745), (1475, 142058), (1825, 114814), (1946, 107675), (2065, 101470), (2555, 82010), (2950, 71029), (3475, 60298), (3650, 57407), (4130, 50735), (4307, 48650), (4865, 43070), (5110, 41005), (6950, 30149), (8201, 25550), (8614, 24325), (9730, 21535), (10147, 20650), (10325, 20294), (12775, 16402)]