200979525

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{557}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 353709504

約数和(自身を除く): 152729979

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 283, 425, 557, 849, 1275, 1415, 1671, 2785, 4245, 4811, 7075, 8355, 9469, 13925, 14433, 21225, 24055, 28407, 41775, 47345, 72165, 120275, 142035, 157631, 236725, 360825, 472893, 710175, 788155, 2364465, 2679727, 3940775, 8039181, 11822325, 13398635, 40195905, 66993175, 200979525]

約数ペア:

[(1, 200979525), (3, 66993175), (5, 40195905), (15, 13398635), (17, 11822325), (25, 8039181), (51, 3940775), (75, 2679727), (85, 2364465), (255, 788155), (283, 710175), (425, 472893), (557, 360825), (849, 236725), (1275, 157631), (1415, 142035), (1671, 120275), (2785, 72165), (4245, 47345), (4811, 41775), (7075, 28407), (8355, 24055), (9469, 21225), (13925, 14433)]