208300160

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10499}}^1$

素因数の和:10549

約数の個数: 64

約数和(自身を含む): 514080000

約数和(自身を除く): 305779840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 10499, 19840, 20998, 41996, 52495, 83992, 104990, 167984, 209980, 325469, 335968, 419960, 650938, 671936, 839920, 1301876, 1343872, 1627345, 1679840, 2603752, 3254690, 3359680, 5207504, 6509380, 6719360, 10415008, 13018760, 20830016, 26037520, 41660032, 52075040, 104150080, 208300160]

約数ペア:

[(1, 208300160), (2, 104150080), (4, 52075040), (5, 41660032), (8, 26037520), (10, 20830016), (16, 13018760), (20, 10415008), (31, 6719360), (32, 6509380), (40, 5207504), (62, 3359680), (64, 3254690), (80, 2603752), (124, 1679840), (128, 1627345), (155, 1343872), (160, 1301876), (248, 839920), (310, 671936), (320, 650938), (496, 419960), (620, 335968), (640, 325469), (992, 209980), (1240, 167984), (1984, 104990), (2480, 83992), (3968, 52495), (4960, 41996), (9920, 20998), (10499, 19840)]