161750260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 408748032

約数和(自身を除く): 246997772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 191, 230, 263, 322, 382, 460, 526, 644, 764, 805, 955, 1052, 1315, 1337, 1610, 1841, 1910, 2630, 2674, 3220, 3682, 3820, 4393, 5260, 5348, 6049, 6685, 7364, 8786, 9205, 12098, 13370, 17572, 18410, 21965, 24196, 26740, 30245, 30751, 36820, 42343, 43930, 50233, 60490, 61502, 84686, 87860, 100466, 120980, 123004, 153755, 169372, 200932, 211715, 251165, 307510, 351631, 423430, 502330, 615020, 703262, 846860, 1004660, 1155359, 1406524, 1758155, 2310718, 3516310, 4621436, 5776795, 7032620, 8087513, 11553590, 16175026, 23107180, 32350052, 40437565, 80875130, 161750260]

約数ペア:

[(1, 161750260), (2, 80875130), (4, 40437565), (5, 32350052), (7, 23107180), (10, 16175026), (14, 11553590), (20, 8087513), (23, 7032620), (28, 5776795), (35, 4621436), (46, 3516310), (70, 2310718), (92, 1758155), (115, 1406524), (140, 1155359), (161, 1004660), (191, 846860), (230, 703262), (263, 615020), (322, 502330), (382, 423430), (460, 351631), (526, 307510), (644, 251165), (764, 211715), (805, 200932), (955, 169372), (1052, 153755), (1315, 123004), (1337, 120980), (1610, 100466), (1841, 87860), (1910, 84686), (2630, 61502), (2674, 60490), (3220, 50233), (3682, 43930), (3820, 42343), (4393, 36820), (5260, 30751), (5348, 30245), (6049, 26740), (6685, 24196), (7364, 21965), (8786, 18410), (9205, 17572), (12098, 13370)]