201670205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{557}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 274803840

約数和(自身を除く): 73133635

約数列:

[1, 5, 11, 29, 55, 145, 227, 319, 557, 1135, 1595, 2497, 2785, 6127, 6583, 12485, 16153, 30635, 32915, 72413, 80765, 126439, 177683, 362065, 632195, 888415, 1390829, 3666731, 6954145, 18333655, 40334041, 201670205]

約数ペア:

[(1, 201670205), (5, 40334041), (11, 18333655), (29, 6954145), (55, 3666731), (145, 1390829), (227, 888415), (319, 632195), (557, 362065), (1135, 177683), (1595, 126439), (2497, 80765), (2785, 72413), (6127, 32915), (6583, 30635), (12485, 16153)]