49131800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 121532400

約数和(自身を除く): 72400600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 43, 50, 58, 86, 100, 116, 145, 172, 197, 200, 215, 232, 290, 344, 394, 430, 580, 725, 788, 860, 985, 1075, 1160, 1247, 1450, 1576, 1720, 1970, 2150, 2494, 2900, 3940, 4300, 4925, 4988, 5713, 5800, 6235, 7880, 8471, 8600, 9850, 9976, 11426, 12470, 16942, 19700, 22852, 24940, 28565, 31175, 33884, 39400, 42355, 45704, 49880, 57130, 62350, 67768, 84710, 114260, 124700, 142825, 169420, 211775, 228520, 245659, 249400, 285650, 338840, 423550, 491318, 571300, 847100, 982636, 1142600, 1228295, 1694200, 1965272, 2456590, 4913180, 6141475, 9826360, 12282950, 24565900, 49131800]

約数ペア:

[(1, 49131800), (2, 24565900), (4, 12282950), (5, 9826360), (8, 6141475), (10, 4913180), (20, 2456590), (25, 1965272), (29, 1694200), (40, 1228295), (43, 1142600), (50, 982636), (58, 847100), (86, 571300), (100, 491318), (116, 423550), (145, 338840), (172, 285650), (197, 249400), (200, 245659), (215, 228520), (232, 211775), (290, 169420), (344, 142825), (394, 124700), (430, 114260), (580, 84710), (725, 67768), (788, 62350), (860, 57130), (985, 49880), (1075, 45704), (1160, 42355), (1247, 39400), (1450, 33884), (1576, 31175), (1720, 28565), (1970, 24940), (2150, 22852), (2494, 19700), (2900, 16942), (3940, 12470), (4300, 11426), (4925, 9976), (4988, 9850), (5713, 8600), (5800, 8471), (6235, 7880)]