72800115

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1627}}^1$

素因数の和:1811

約数の個数: 32

約数和(自身を含む): 123467520

約数和(自身を除く): 50667405

約数列:

[1, 3, 5, 15, 19, 57, 95, 157, 285, 471, 785, 1627, 2355, 2983, 4881, 8135, 8949, 14915, 24405, 30913, 44745, 92739, 154565, 255439, 463695, 766317, 1277195, 3831585, 4853341, 14560023, 24266705, 72800115]

約数ペア:

[(1, 72800115), (3, 24266705), (5, 14560023), (15, 4853341), (19, 3831585), (57, 1277195), (95, 766317), (157, 463695), (285, 255439), (471, 154565), (785, 92739), (1627, 44745), (2355, 30913), (2983, 24405), (4881, 14915), (8135, 8949)]