71249360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9787}}^1$

素因数の和:9820

約数の個数: 80

約数和(自身を含む): 203903616

約数和(自身を除く): 132654256

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 9787, 19574, 39148, 48935, 68509, 78296, 97870, 127231, 137018, 156592, 195740, 254462, 274036, 342545, 391480, 508924, 548072, 636155, 685090, 782960, 890617, 1017848, 1096144, 1272310, 1370180, 1781234, 2035696, 2544620, 2740360, 3562468, 4453085, 5089240, 5480720, 7124936, 8906170, 10178480, 14249872, 17812340, 35624680, 71249360]

約数ペア:

[(1, 71249360), (2, 35624680), (4, 17812340), (5, 14249872), (7, 10178480), (8, 8906170), (10, 7124936), (13, 5480720), (14, 5089240), (16, 4453085), (20, 3562468), (26, 2740360), (28, 2544620), (35, 2035696), (40, 1781234), (52, 1370180), (56, 1272310), (65, 1096144), (70, 1017848), (80, 890617), (91, 782960), (104, 685090), (112, 636155), (130, 548072), (140, 508924), (182, 391480), (208, 342545), (260, 274036), (280, 254462), (364, 195740), (455, 156592), (520, 137018), (560, 127231), (728, 97870), (910, 78296), (1040, 68509), (1456, 48935), (1820, 39148), (3640, 19574), (7280, 9787)]