161970650

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{61121}}^1$

素因数の和:61186

約数の個数: 24

約数和(自身を含む): 306954684

約数和(自身を除く): 144984034

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 61121, 122242, 305605, 611210, 1528025, 3056050, 3239413, 6478826, 16197065, 32394130, 80985325, 161970650]

約数ペア:

[(1, 161970650), (2, 80985325), (5, 32394130), (10, 16197065), (25, 6478826), (50, 3239413), (53, 3056050), (106, 1528025), (265, 611210), (530, 305605), (1325, 122242), (2650, 61121)]