208047800

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^2\times {\mathrm{151}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 492851640

約数和(自身を除く): 284803840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 151, 166, 200, 302, 332, 415, 604, 664, 755, 830, 1208, 1510, 1660, 2075, 3020, 3320, 3775, 4150, 6040, 6889, 7550, 8300, 12533, 13778, 15100, 16600, 25066, 27556, 30200, 34445, 50132, 55112, 62665, 68890, 100264, 125330, 137780, 172225, 250660, 275560, 313325, 344450, 501320, 626650, 688900, 1040239, 1253300, 1377800, 2080478, 2506600, 4160956, 5201195, 8321912, 10402390, 20804780, 26005975, 41609560, 52011950, 104023900, 208047800]

約数ペア:

[(1, 208047800), (2, 104023900), (4, 52011950), (5, 41609560), (8, 26005975), (10, 20804780), (20, 10402390), (25, 8321912), (40, 5201195), (50, 4160956), (83, 2506600), (100, 2080478), (151, 1377800), (166, 1253300), (200, 1040239), (302, 688900), (332, 626650), (415, 501320), (604, 344450), (664, 313325), (755, 275560), (830, 250660), (1208, 172225), (1510, 137780), (1660, 125330), (2075, 100264), (3020, 68890), (3320, 62665), (3775, 55112), (4150, 50132), (6040, 34445), (6889, 30200), (7550, 27556), (8300, 25066), (12533, 16600), (13778, 15100)]