71245648

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{16931}}^1$

素因数の和:17202

約数の個数: 20

約数和(自身を含む): 138571488

約数和(自身を除く): 67325840

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 16931, 33862, 67724, 135448, 270896, 4452853, 8905706, 17811412, 35622824, 71245648]

約数ペア:

[(1, 71245648), (2, 35622824), (4, 17811412), (8, 8905706), (16, 4452853), (263, 270896), (526, 135448), (1052, 67724), (2104, 33862), (4208, 16931)]