275917480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2039}}^1$

素因数の和:2266

約数の個数: 64

約数和(自身を含む): 660960000

約数和(自身を除く): 385042520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 199, 340, 398, 680, 796, 995, 1592, 1990, 2039, 3383, 3980, 4078, 6766, 7960, 8156, 10195, 13532, 16312, 16915, 20390, 27064, 33830, 34663, 40780, 67660, 69326, 81560, 135320, 138652, 173315, 277304, 346630, 405761, 693260, 811522, 1386520, 1623044, 2028805, 3246088, 4057610, 6897937, 8115220, 13795874, 16230440, 27591748, 34489685, 55183496, 68979370, 137958740, 275917480]

約数ペア:

[(1, 275917480), (2, 137958740), (4, 68979370), (5, 55183496), (8, 34489685), (10, 27591748), (17, 16230440), (20, 13795874), (34, 8115220), (40, 6897937), (68, 4057610), (85, 3246088), (136, 2028805), (170, 1623044), (199, 1386520), (340, 811522), (398, 693260), (680, 405761), (796, 346630), (995, 277304), (1592, 173315), (1990, 138652), (2039, 135320), (3383, 81560), (3980, 69326), (4078, 67660), (6766, 40780), (7960, 34663), (8156, 33830), (10195, 27064), (13532, 20390), (16312, 16915)]