8082280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 19261440

約数和(自身を除く): 11179160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 127, 148, 172, 185, 215, 254, 296, 344, 370, 430, 508, 635, 740, 860, 1016, 1270, 1480, 1591, 1720, 2540, 3182, 4699, 5080, 5461, 6364, 7955, 9398, 10922, 12728, 15910, 18796, 21844, 23495, 27305, 31820, 37592, 43688, 46990, 54610, 63640, 93980, 109220, 187960, 202057, 218440, 404114, 808228, 1010285, 1616456, 2020570, 4041140, 8082280]

約数ペア:

[(1, 8082280), (2, 4041140), (4, 2020570), (5, 1616456), (8, 1010285), (10, 808228), (20, 404114), (37, 218440), (40, 202057), (43, 187960), (74, 109220), (86, 93980), (127, 63640), (148, 54610), (172, 46990), (185, 43688), (215, 37592), (254, 31820), (296, 27305), (344, 23495), (370, 21844), (430, 18796), (508, 15910), (635, 12728), (740, 10922), (860, 9398), (1016, 7955), (1270, 6364), (1480, 5461), (1591, 5080), (1720, 4699), (2540, 3182)]