78987784

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{2357}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 152798400

約数和(自身を除く): 73810616

約数列:

[1, 2, 4, 8, 59, 71, 118, 142, 236, 284, 472, 568, 2357, 4189, 4714, 8378, 9428, 16756, 18856, 33512, 139063, 167347, 278126, 334694, 556252, 669388, 1112504, 1338776, 9873473, 19746946, 39493892, 78987784]

約数ペア:

[(1, 78987784), (2, 39493892), (4, 19746946), (8, 9873473), (59, 1338776), (71, 1112504), (118, 669388), (142, 556252), (236, 334694), (284, 278126), (472, 167347), (568, 139063), (2357, 33512), (4189, 18856), (4714, 16756), (8378, 9428)]