145220775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1697}}^1$

素因数の和:1880

約数の個数: 48

約数和(自身を含む): 276244224

約数和(自身を除く): 131023449

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 163, 175, 489, 525, 815, 1141, 1697, 2445, 3423, 4075, 5091, 5705, 8485, 11879, 12225, 17115, 25455, 28525, 35637, 42425, 59395, 85575, 127275, 178185, 276611, 296975, 829833, 890925, 1383055, 1936277, 4149165, 5808831, 6915275, 9681385, 20745825, 29044155, 48406925, 145220775]

約数ペア:

[(1, 145220775), (3, 48406925), (5, 29044155), (7, 20745825), (15, 9681385), (21, 6915275), (25, 5808831), (35, 4149165), (75, 1936277), (105, 1383055), (163, 890925), (175, 829833), (489, 296975), (525, 276611), (815, 178185), (1141, 127275), (1697, 85575), (2445, 59395), (3423, 42425), (4075, 35637), (5091, 28525), (5705, 25455), (8485, 17115), (11879, 12225)]