4878118900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{36161}}^1$

素因数の和:36265

約数の個数: 72

約数和(自身を含む): 11299901760

約数和(自身を除く): 6421782860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 71, 76, 95, 100, 142, 190, 284, 355, 380, 475, 710, 950, 1349, 1420, 1775, 1900, 2698, 3550, 5396, 6745, 7100, 13490, 26980, 33725, 36161, 67450, 72322, 134900, 144644, 180805, 361610, 687059, 723220, 904025, 1374118, 1808050, 2567431, 2748236, 3435295, 3616100, 5134862, 6870590, 10269724, 12837155, 13741180, 17176475, 25674310, 34352950, 48781189, 51348620, 64185775, 68705900, 97562378, 128371550, 195124756, 243905945, 256743100, 487811890, 975623780, 1219529725, 2439059450, 4878118900]

約数ペア:

[(1, 4878118900), (2, 2439059450), (4, 1219529725), (5, 975623780), (10, 487811890), (19, 256743100), (20, 243905945), (25, 195124756), (38, 128371550), (50, 97562378), (71, 68705900), (76, 64185775), (95, 51348620), (100, 48781189), (142, 34352950), (190, 25674310), (284, 17176475), (355, 13741180), (380, 12837155), (475, 10269724), (710, 6870590), (950, 5134862), (1349, 3616100), (1420, 3435295), (1775, 2748236), (1900, 2567431), (2698, 1808050), (3550, 1374118), (5396, 904025), (6745, 723220), (7100, 687059), (13490, 361610), (26980, 180805), (33725, 144644), (36161, 134900), (67450, 72322)]