1520972650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{563}}^1\times {\mathrm{761}}^1$

素因数の和:1407

約数の個数: 48

約数和(自身を含む): 2877726528

約数和(自身を除く): 1356753878

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 563, 710, 761, 1126, 1522, 1775, 2815, 3550, 3805, 5630, 7610, 14075, 19025, 28150, 38050, 39973, 54031, 79946, 108062, 199865, 270155, 399730, 428443, 540310, 856886, 999325, 1350775, 1998650, 2142215, 2701550, 4284430, 10711075, 21422150, 30419453, 60838906, 152097265, 304194530, 760486325, 1520972650]

約数ペア:

[(1, 1520972650), (2, 760486325), (5, 304194530), (10, 152097265), (25, 60838906), (50, 30419453), (71, 21422150), (142, 10711075), (355, 4284430), (563, 2701550), (710, 2142215), (761, 1998650), (1126, 1350775), (1522, 999325), (1775, 856886), (2815, 540310), (3550, 428443), (3805, 399730), (5630, 270155), (7610, 199865), (14075, 108062), (19025, 79946), (28150, 54031), (38050, 39973)]