65597480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 160650000

約数和(自身を除く): 95052520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1249, 1313, 2020, 2498, 2626, 4040, 4996, 5252, 6245, 6565, 9992, 10504, 12490, 13130, 16237, 24980, 26260, 32474, 49960, 52520, 64948, 81185, 126149, 129896, 162370, 252298, 324740, 504596, 630745, 649480, 1009192, 1261490, 1639937, 2522980, 3279874, 5045960, 6559748, 8199685, 13119496, 16399370, 32798740, 65597480]

約数ペア:

[(1, 65597480), (2, 32798740), (4, 16399370), (5, 13119496), (8, 8199685), (10, 6559748), (13, 5045960), (20, 3279874), (26, 2522980), (40, 1639937), (52, 1261490), (65, 1009192), (101, 649480), (104, 630745), (130, 504596), (202, 324740), (260, 252298), (404, 162370), (505, 129896), (520, 126149), (808, 81185), (1010, 64948), (1249, 52520), (1313, 49960), (2020, 32474), (2498, 26260), (2626, 24980), (4040, 16237), (4996, 13130), (5252, 12490), (6245, 10504), (6565, 9992)]