193780225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4099}}^1$

素因数の和:4201

約数の個数: 24

約数和(自身を含む): 252166400

約数和(自身を除く): 58386175

約数列:

[1, 5, 25, 31, 61, 155, 305, 775, 1525, 1891, 4099, 9455, 20495, 47275, 102475, 127069, 250039, 635345, 1250195, 3176725, 6250975, 7751209, 38756045, 193780225]

約数ペア:

[(1, 193780225), (5, 38756045), (25, 7751209), (31, 6250975), (61, 3176725), (155, 1250195), (305, 635345), (775, 250039), (1525, 127069), (1891, 102475), (4099, 47275), (9455, 20495)]