203470345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 269351712

約数和(自身を除く): 65881367

約数列:

[1, 5, 13, 65, 73, 137, 313, 365, 685, 949, 1565, 1781, 4069, 4745, 8905, 10001, 20345, 22849, 42881, 50005, 114245, 130013, 214405, 297037, 557453, 650065, 1485185, 2787265, 3130313, 15651565, 40694069, 203470345]

約数ペア:

[(1, 203470345), (5, 40694069), (13, 15651565), (65, 3130313), (73, 2787265), (137, 1485185), (313, 650065), (365, 557453), (685, 297037), (949, 214405), (1565, 130013), (1781, 114245), (4069, 50005), (4745, 42881), (8905, 22849), (10001, 20345)]