2525775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 5071104

約数和(自身を除く): 2545329

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 283, 357, 425, 525, 595, 849, 1275, 1415, 1785, 1981, 2975, 4245, 4811, 5943, 7075, 8925, 9905, 14433, 21225, 24055, 29715, 33677, 49525, 72165, 101031, 120275, 148575, 168385, 360825, 505155, 841925, 2525775]

約数ペア:

[(1, 2525775), (3, 841925), (5, 505155), (7, 360825), (15, 168385), (17, 148575), (21, 120275), (25, 101031), (35, 72165), (51, 49525), (75, 33677), (85, 29715), (105, 24055), (119, 21225), (175, 14433), (255, 9905), (283, 8925), (357, 7075), (425, 5943), (525, 4811), (595, 4245), (849, 2975), (1275, 1981), (1415, 1785)]