204089275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 287981568

約数和(自身を除く): 83892293

約数列:

[1, 5, 13, 25, 31, 47, 65, 155, 235, 325, 403, 431, 611, 775, 1175, 1457, 2015, 2155, 3055, 5603, 7285, 10075, 10775, 13361, 15275, 18941, 20257, 28015, 36425, 66805, 94705, 101285, 140075, 173693, 263341, 334025, 473525, 506425, 627967, 868465, 1316705, 3139835, 4342325, 6583525, 8163571, 15699175, 40817855, 204089275]

約数ペア:

[(1, 204089275), (5, 40817855), (13, 15699175), (25, 8163571), (31, 6583525), (47, 4342325), (65, 3139835), (155, 1316705), (235, 868465), (325, 627967), (403, 506425), (431, 473525), (611, 334025), (775, 263341), (1175, 173693), (1457, 140075), (2015, 101285), (2155, 94705), (3055, 66805), (5603, 36425), (7285, 28015), (10075, 20257), (10775, 18941), (13361, 15275)]