70840172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20333}}^1$

素因数の和:20417

約数の個数: 24

約数和(自身を含む): 135505776

約数和(自身を除く): 64665604

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 20333, 40666, 81332, 264329, 528658, 1057316, 1362311, 2724622, 5449244, 17710043, 35420086, 70840172]

約数ペア:

[(1, 70840172), (2, 35420086), (4, 17710043), (13, 5449244), (26, 2724622), (52, 1362311), (67, 1057316), (134, 528658), (268, 264329), (871, 81332), (1742, 40666), (3484, 20333)]